Paul R. Spivey
8Patents
8h-index
8Co-inventors
51Inventor score
Filing activity: Dec 20, 1976 → Sep 29, 1980
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4162396A | Testing copy production machines | Physics | 45 | Expired |
| US4322813A | Data log retrieval system | Physics | 35 | Expired |
| US4285591A | Computer-controlled copy production machine having job separation capabilities | Physics | 16 | Expired |
| US4201464A | Copy production machines having job separation capabilities | Physics | 14 | Expired |
| US4110032A | Copy production machines having supply sheet pick retry | Physics | 12 | Expired |
| US4317203A | Collator error recovery | Physics | 11 | Expired |
| US4321667A | Add-on programs with code verification and control | Physics | 11 | Expired |
| US4377845A | Optional machine inhibition for feature malfunction | Physics | 9 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.