James M. Grayson
7Patents
5h-index
4Co-inventors
52Inventor score
Filing activity: Jul 25, 1990 → Dec 22, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5058542A | Rocker box cover assembly for internal combustion engine | Mechanical Engineering; Lighting; Heating | 45 | Expired |
| US6047678A | Multi-position operator-carried four-cycle engine | Mechanical Engineering; Lighting; Heating | 32 | Expired |
| US6863043B2 | Multi-position, operator-carried, four-cycle engine | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US6363904B1 | Multi-position, operator-carried, four-cycle engine | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US6666184B2 | Multi-position, operator-carried, four-cycle engine | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US5247845A | Power takeoff adapter for drive shaft | Emerging Cross-Sectional Technologies | 4 | Expired |
| US5040503A | Air and fuel delivery apparatus | Mechanical Engineering; Lighting; Heating | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.