Keith Roberts
9Patents
6h-index
11Co-inventors
60Inventor score
Filing activity: Aug 23, 1974 → Feb 26, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5531305A | Synchronizer clutch assembly for multiple ratio gearing | Mechanical Engineering; Lighting; Heating | 1,352 | Expired |
| US8335272B2 | Multiple antenna transmission with variable diversity gain | Electricity | 82 | Active |
| US7819957B2 | Operating room filter systems | Emerging Cross-Sectional Technologies | 20 | Active |
| US5620075A | C-shaped synchronizer spring | Emerging Cross-Sectional Technologies | 16 | Expired |
| US7957826B2 | Methods for normalizing error in photolithographic processes | Physics | 8 | Active |
| US7121393B1 | Segmented synchronizer clutch | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US3969828A | Means to vibrate chain link fabric | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US10751592B1 | Peripheral visual trainer and peripheral visual training system | Human Necessities | 3 | Active |
| US8259696B2 | Wireless communication system using HARQ and method of operating the system | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.