Walter R. Johnson
6Patents
4h-index
11Co-inventors
54Inventor score
Filing activity: Sep 22, 1978 → Dec 17, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5859482A | Liquid cooled electric motor frame | Electricity | 206 | Expired |
| US4291201A | Push-button dial assembly for telephones | Electricity | 23 | Expired |
| US4231995A | Ammonia double-alkali process for removing sulfur oxides from stack gases | Chemistry; Metallurgy | 8 | Expired |
| US4435693A | Electrical insulating refractory composition | Electricity | 6 | Expired |
| US4415674A | Electrical insulating refractory composition | Electricity | 3 | Expired |
| US8602198B2 | Vacuum roll and method of use | Performing Operations; Transporting | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.