James E. Pearson
42Patents
9h-index
34Co-inventors
75Inventor score
Filing activity: Oct 25, 1977 → Mar 13, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD806833S1 | Fluid line connector | General | 16 | Active |
| USD784495S1 | Fluid line connector | General | 16 | Active |
| US5255891A | Electrically operated by-pass water valve | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US4516853A | Laser radar adaptive tracking system | Physics | 15 | Expired |
| US6722575B1 | Temperature sensing adapter and automatic temperature regulating mixing valve constructed therewith | Physics | 14 | Expired |
| US5226595A | Vehicle passenger compartment temperature control system with multi-speed response | Performing Operations; Transporting | 13 | Expired |
| US5363713A | Quieted servoactuator | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5950765A | Two stage motorized actuator | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US5531248A | Butterfly valve | Emerging Cross-Sectional Technologies | 10 | Expired |
| US6079516A | Auto-matic back pressure relief muffler | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US4390991A | Adaptive laser output coupler | Electricity | 9 | Expired |
| US5374032A | Butterfly valve assembly | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US4129811A | Emergency door opening device | Fixed Constructions | 8 | Expired |
| US4477720A | Adaptive optical system having automatic feedback aperture control | Physics | 8 | Expired |
| US5934642A | Electrically actuated pneumatically operated valve assembly | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US11112025B2 | Water valve guide tube with integrated weld ring and water valve incorporating same | Performing Operations; Transporting | 6 | Active |
| US7174734B2 | Refrigerator damper with PTC heater actuation | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US7140593B2 | Bi-directional air flow damper having uni-directional synchronous motor | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US11255450B2 | Multi-port multi-plane valve | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US6880359B2 | Flow-through rotary damper providing compartment selectivity for a multi-compartment refrigerator | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US11047501B2 | Normally open gas valve | Mechanical Engineering; Lighting; Heating | 3 | Active |
| USD798346S1 | Rotary damper | General | 3 | Active |
| US11796073B2 | Six port valve | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US8661843B2 | Ice pusher | Emerging Cross-Sectional Technologies | 2 | Active |
| US7649148B2 | Appliance timer mechanism utilizing snap action switching | Electricity | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.