Matches 51 - 92 out of 92 < 1 2
Match Document Document Title
5007008 Method and apparatus for selecting key action  
To reduce the number of keys on a calculator keyboard (22), two symbols representing possible operations or key actions are associated with each key (24) of a plurality of keys. The calculator (20)...
4999795 Portable keyboard operated alpha computer system with few keys and visual keystroke instructions  
Alphameric electronic computers are made with fewer keys in keyboard assemblies for selection of a large range of input characters and instructions. To achieve this the computer and keyboard...
4994988 Printer having a multi-mode control panel selectively manipulatable between varying modes of operation  
A printer selectively manipulatable between a first mode of operation and a second mode of operation, and attachable to a host computer, the printer comprising, a main printer body having a...
4994992 Contoured touch type data processing keyboard  
Typically twelve keys are arranged for one-hand touch typing in alphanumeric data processors permit a single finger to choose either single keys or multiplicities of side-by-side keys to give...
4972447 Preset counter apparatus for copying machines and the like  
A preset counter apparatus for copying machines and the like having respective keys corresponding to digit positions of units and tens and a display for displaying numerical value in the digit...
4931969 Character entry device  
A character entry device comprises a keyboard having at least one specific key, a memory, and controls. When codes corresponding to particular characters are input through the keyboard, the memory...
4924431 Keyboard located indicia for instructing a multi-mode programmable computer having alphanumeric capabilities from a few keyboard keys  
More computer commands in multi-purpose programmable electronic computers are made with fewer keys in keyboard assemblies having therewith integrally located instruction indicia showing a key...
4910697 Programmable computer with alphanumeric capabilities having few keyboard keys  
Provision is made in programmable alphanumeric calculator systems to provide functional controls from the keyboard for setting up various keyboard operational modes so that fewer keys on the...
4891777 Single hand keyboard arrays providing alphanumeric capabilities from twelve keys  
A keyboard system has a keyboard geometric arrangement enriched in intersections of three keys achieved by offsetting or staggering adjacent keys. This provides a greater number of choices from a...
4847799 Keyboard apparatus having separate working areas with thumb-operated shifting of key functions  
A keyboard apparatus comprises a row of control keys operated by the left-hand thumb of an operator, a row of control keys operated by the operator's right-hand thumb, a first group of data entry...
4774683 Electronic weight measuring device  
An electronic weight measuring device has a data generator for generating the data according to an applied weight, a first memory, and a data processing unit for respectively storing the zero point...
4567567 Computer keyboard displaying many operating instructions with few keys  
The number of keys on a keyboard are reduced by employing the decimal point key as a control key when stroked the second time in the entry of a decimal number word. This eliminates the need for a...
4549279 Single hand, single finger stroke alphameric data processing keyboard system  
The bottleneck of interfacing manual keyboards with high capacity data processing systems to rapidly enter a large number data input characters and processing instructions is resolved to use fewer...
4547860 Computer keyboards with few keys designating hundreds of functions  
A computer keyboard system provides for fast entry of all numeric data, yet with only a small number of keys, such as the minimum number of twelve, is able to make hundreds of computer functions...
4523298 Input device with a keyboard in which actuation of a key more than once may cause a different function to be performed  
An input device for a data processor is provided with an input circuit having input keys to designate two or more kinds of functions, an operation unit to perform operational processing in...
4486741 Manual data input device for a numerical control apparatus  
A data input device equipped with a keyboard including a plurality of keys at least some of which are assigned both a letter of the alphabet and a numerical value, which keys are operated to...
4481508 Input device with a reduced number of keys  
An input device for use in an electronic apparatus has keys for introduction of information and a display for displaying information which may be introduced by the keys. A display control displays...
4402056 Electronic digital memorandum  
A memorandum calculator is disclosed for performing arithmetic calculations on entered numeral information and generating information relating to the calculation, for storing data items consisting...
4385291 Electronic diary watch  
The data input device permits the selection of a symbol amongst a set of N symbols, e.g. for memorizing a message. A data input device permitting selection of a particular symbol from amongst a set...
4374425 Single actuator electronic minicomputer  
A single actuator electronic minicomputer comprises a display, an electronic sequencer for providing sequencing of the display through a plurality of characters representing both data and data...
4354260 Personal data bank system  
A personal data bank system is disclosed for use in combination with a digital watch. The personal data bank system is capable of generating, storing and recalling alphanumeric data using a minimum...
4280121 Keyboard assembly with controllable key legends  
A keyboard/display assembly is provided in which the individual key legends are controlled by an external computer. The computer is programmed to respond to any specific key activation in a manner...
4272826 Electronic calculator  
An indirect entry calculator having a digit section and a function section connected in an X-Y matrix and not more than three input keys including a digit key, a function key and an intermediate...
4202038 Method of effecting one of several different circuit connections  
To permit multiple use of data entry keys, and to effect different circuit connections by a single key, operation of any one of the keys is associated with time slots, or time windows so that, upon...
4178633 Programmable calculator including multifunction keys  
An adaptable programmable calculator is provided by employing modular read-write and read-only memory units capable of being expanded to provide the calculator with additional program and data...
4164039 Programmable calculator including a key for performing either a subtraction or a unary minus function  
An adaptable programmable calculator is provided by employing modular read-write and read-only memory units capable of being expanded to provide the calculator with additional program and data...
4120040 Electronic calculator  
An electronic calculator using a very small number of operative keys which comprises only four operative keys in all, that is, key for presetting a digit (0 to 9) of any order in a display section,...
4110967 Method and system for driving liquid crystal display device  
A method and system for driving a liquid crystal display device including a first display section arranged in a first predetermined manner and a second display section arranged in a second...
4093992 Electronic wristwatch  
An electronic wristwatch having calculator circuitry operated by the time standard signals utilized to operate the timekeeping circuitry is provided. The electronic wristwatch includes a timing...
4086654 Electronic timepiece calculator  
A calculator particularly suited for use in a small-sized electronic timepiece due to the reduction in size of the keyboard is provided. A small-sized electronic wristwatch having time-keeping...
4078257 Calculator apparatus with electronically alterable key symbols  
A calculator system having a transparent keyboard includes an apparatus for electronically labeling the keyboard by displaying alphanumeric symbols through the keyboard. The apparatus comprises a...
4044242 Data selection and display arrangement for a small device  
A selection and display arrangement for a small computer such as one capable of being worn on the wrist and having a dial face. To facilitate accurate entry of the digital and computational...
4042777 One-handed keyboard and its control means  
A keyboard which has 10 keys controlled by the four fingers and four keys controlled by the thumb of the same hand. On it, the operator forms chords somewhat as a pianist forms chords on a piano....
4029915 Miniaturized calculator keyboard switch assembly having universally pivoted key actuators  
A portable electronic calculator comprises a calculator body which supports a keyboard consisting of a single elongated row of keys each of which is adapted to be tilted in any one of four...
4019037 Electronic wristwatch incorporating calculator  
An electronic wristwatch having a digital display and time-keeping apparatus for driving said digital display is provided with calculating means selectively coupled to said digital display. An...
4007364 Writing instrument with calculator  
A writing instrument internally houses a miniature electronic calculator which includes a key input section comprising a single key which is subjected to a rotational or translational movement to...
3955074 General purpose calculator having keys with more than one function assigned thereto  
A battery-powered, hand-held calculator employs MOS/LSI calculator circuits to perform arithmetic and financial calculations. Data and commands are input to the calculator from a keyboard having a...
3937939 Single-hand digital calculator  
An electronic digital calculator, the calculator being in the form of an elongated tubular body having a size and shape similar to a pen or pencil and having a plurality of input valve setting keys...
3892958 Inverse/complementary function prefix key  
A hand-held programmable calculator is specified, which has a prefix key for designating the inverse or complement of direct functions having legends on the keyboard thereof, thus expanding the...
3762637 DUAL-FUNCTION KEYS FOR SIGN CHANGE AND CORRECTION OF ERRONEOUS ENTRIES  
An electronic calculator of small size with a limited number of keys may include logic such that a second operation of a decimal point key during entry causes a sign change and/or such that...
3597600 ELECTRONIC DESK TOP CALCULATOR HAVING A DUAL FUNCTION KEYBOARD LOGIC MEANS  
An electronic desk top calculator is disclosed which has a plurality of digit keys for entering numeric data into a storage portion and a plurality of function keys for specifying data handling...
RE32040 Title is not available  
Matches 51 - 92 out of 92 < 1 2