John Morton
7Patents
6h-index
5Co-inventors
56Inventor score
Filing activity: Jan 21, 1976 → Aug 13, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4401926A | Pulse controllers | Emerging Cross-Sectional Technologies | 42 | Expired |
| US4378517A | Method and apparatus for controlling the energization of an electric motor | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4119898A | Pulse controllers | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4250437A | Field weakening circuits for electric motors | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4000803A | Vacuum-buffered bidirectional paper drive system | Performing Operations; Transporting | 7 | Expired |
| US4132934A | Electric motor driven vehicles | Emerging Cross-Sectional Technologies | 7 | Expired |
| US9657554B2 | Downhole filtration tool | Fixed Constructions | 4 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.