James E. Berkeley
16Patents
7h-index
5Co-inventors
59Inventor score
Filing activity: Jun 25, 1984 → May 23, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4615247A | Anti-kickback system | Emerging Cross-Sectional Technologies | 89 | Expired |
| US5000237A | Jointer cutter guard with featherboard | Performing Operations; Transporting | 20 | Expired |
| US4989654A | Woodworking workable assembly having an extruded T-slot | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5607627A | Spin disk humidifier | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US7121071B2 | Reel mower discharge safety guard | Human Necessities | 10 | Expired |
| US4538655A | Cutter head system | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5693270A | Method of making humidifiers and vaporizers | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5809210A | Phosphorescent humidifiers and vaporizers | Emerging Cross-Sectional Technologies | 5 | Expired |
| USD303309S | Engine loading dolly | General | 5 | Expired |
| US7077215B2 | Trap rake steering travel limiter | Performing Operations; Transporting | 5 | Expired |
| US4837982A | Control circuit for a honing machine | Performing Operations; Transporting | 4 | Expired |
| US7228679B2 | Electrical method of sensing operator presence on a walk-behind mower | Electricity | 2 | Expired |
| US5017180A | Speed reduction device | Emerging Cross-Sectional Technologies | 1 | Expired |
| US7414412B2 | Mower presence control assembly including a ribbon switch | Electricity | 1 | Active |
| US5035152A | Speed increaser for woodworking tools | Emerging Cross-Sectional Technologies | 0 | Expired |
| US4789275A | Boring stand | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.