Pen based computer
United States Patent D341823

Sakai, Hiroaki (Nagano, JP)
Application Number:
Publication Date:
Filing Date:
Seiko Epson Corporation (Tokyo, JP)
Primary Class:
Field of Search:
D14/100, D14/106, D14/113, D14/115, D18/7, 235/145R, 235/145A, 340/700, 340/706, 361/390, 361/391, 364/708
View Patent Images:
US Patent References:
D333814Combined electronic drawing stylus and tablet housingMarch, 1993Swanson et al.D14/100
D334180Notebook personal computerMarch, 1993Tedham et al.D14/100
D321174Electronic instrument for reading and displaying from magnetic and optical recording mediums such as floppy disks or the likeOctober, 1991TsuchiyaD14/100
D319433Hand-held computerAugust, 1991PearceD14/100
D317151Information display and entry unitMay, 1991DalyD14/100
D315549Portable computer with touch screenMarch, 1991Clough et al.D14/100
D307134Data entry writing pad for electronic filing systemApril, 1990MakideraD14/100

Foreign References:
JP0803268December, 1990D14/100
Primary Examiner:
Burke, Wallace R.
Assistant Examiner:
Nunn, Freda S.
Attorney, Agent or Firm:
Blum, Kaplan
1. The ornamental design for a pen based computer, as shown and described.


FIG. 1 is a perspective view of the pen based computer in accordance with my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a right side view thereof; and,

FIG. 7 is a bottom plan view thereof.