John E. Richards
4Patents
4h-index
3Co-inventors
43Inventor score
Filing activity: Jul 12, 1989 → Mar 14, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6792886B1 | Planing landing craft | Performing Operations; Transporting | 16 | Expired |
| US5655495A | Pre-start engine oiler | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US4995297A | Locking ratchet wrench | Performing Operations; Transporting | 6 | Expired |
| US5103571A | Diameter gage for rings and round objects | Physics | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.