Patrick Johnson
9Patents
3h-index
10Co-inventors
54Inventor score
Filing activity: Mar 24, 1987 → Aug 2, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7028431B2 | Fire-resistant door | Emerging Cross-Sectional Technologies | 22 | Expired |
| US6615544B1 | Fire-resistant door | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4783830A | Pattern recognizing content addressable memory system | Physics | 10 | Expired |
| USD365473S | Audio system shelving | General | 3 | Expired |
| USD435875S | Motorcycle simulator | General | 3 | Expired |
| US11434734B1 | Sucker rod transfer assembly | Fixed Constructions | 2 | Active |
| US10654537B2 | Bicycle security system | Electricity | 1 | Active |
| US10586337B2 | Producing a segmented image of a scene | Physics | 1 | Active |
| USD1053221S1 | Sucker rod transfer assembly | General | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.