Compugraphic Corporation
8Patents
0Active
8Granted
30Portfolio score
Filing activity: May 17, 1974 → Dec 27, 1988
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4675830A | Method for producing a scaleable typeface data | Physics | 85 | Expired |
| US4338673A | Phototypesetting system and method | Performing Operations; Transporting | 41 | Expired |
| US4230978A | Impulse drive system | Physics | 21 | Expired |
| US3955186A | Character image generation apparatus and CRT phototypesetting system | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4793672A | Constant deviation scanning apparatus | Physics | 4 | Expired |
| US4934780A | Constant deviation scanning apparatus | Physics | 3 | Expired |
| US4400069A | Phototypesetter font disk | Performing Operations; Transporting | 3 | Expired |
| USRE28785E | Font strip structure | General | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.