William E. May
13Patents
9h-index
17Co-inventors
69Inventor score
Filing activity: Jan 28, 1977 → Oct 18, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4631625A | Microprocessor controlled circuit breaker trip unit | Electricity | 202 | Expired |
| US4833564A | Current sensing relay circuit with adjustable sensitivity and tracking test circuit | Electricity | 45 | Expired |
| US4568899A | Ground fault accessory for a molded case circuit breaker | Electricity | 42 | Expired |
| USD415947S | Doorknob | General | 14 | Expired |
| US4947126A | Ground fault current rectification and measuring circuit | Physics | 14 | Expired |
| US4680672A | Molded case circuit breaker with front accessible control panel | Electricity | 10 | Expired |
| US4801910A | Magnetic actuating mechanism | Electricity | 10 | Expired |
| US4105136A | Snap-in molded cover assembly for access opening | Electricity | 9 | Expired |
| US5229825A | Magnetic brush laydown/pickup apparatus | Physics | 9 | Expired |
| US5195009A | Current summing arrangement for ground fault detection | Electricity | 4 | Expired |
| US7220488B2 | Deflecting magnetic field shield | Emerging Cross-Sectional Technologies | 4 | Expired |
| US5136454A | Arrangement for providing ground fault protection | Electricity | 4 | Expired |
| US4630018A | Molded case circuit breaker current transformer with spiral bus | Electricity | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.