Pencept, Inc.
10Patents
0Active
10Granted
29Portfolio score
Filing activity: Dec 5, 1980 → Dec 9, 1985
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4577057A | Digitizing tablet system having stylus tilt correction | Physics | 84 | Expired |
| US4582955A | Digitizing tablet system including a tablet having a grid structure made of two orthogonal sets of parallel uniformly sized and spaced U shaped loops of conductive material | Physics | 36 | Expired |
| US4562304A | Apparatus and method for emulating computer keyboard input with a handprint terminal | Physics | 22 | Expired |
| US4638119A | Position indicating apparatus for use in a digitizing tablet system | Physics | 19 | Expired |
| US4644102A | Digitizing tablet system | Physics | 18 | Expired |
| US4375081A | Multistage digital filtering utilizing several criteria | Physics | 18 | Expired |
| US4694124A | Digitizing tablet system including a tablet having a grid structure made of two orthogonal sets of parallel uniformly sized and spaced U shaped loops of conductive material | Physics | 9 | Expired |
| US4608658A | Method and apparatus for removing noise at the ends of a stroke caused by retracing | Physics | 8 | Expired |
| US4534060A | Method and apparatus for removing noise at the ends of a stroke | Physics | 5 | Expired |
| USD283026S | Computer terminal | General | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.