John M. Kniffin
6Patents
5h-index
27Co-inventors
59Inventor score
Filing activity: Apr 23, 1984 → Apr 27, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6072402A | Secure entry system with radio communications | Physics | 305 | Expired |
| US5280518A | Electronic security system | Physics | 132 | Expired |
| US5705991A | Access control device featuring key ordering or key simultaneity | Emerging Cross-Sectional Technologies | 104 | Expired |
| US6491364B2 | Inkjet printing with air movement system to improve dot shape | Performing Operations; Transporting | 24 | Expired |
| US6557987B1 | Co-extruded tubing for an off-axis ink delivery system | Performing Operations; Transporting | 9 | Expired |
| US4560989A | Method and apparatus for accelerating the recording rate of a CRT graphic recorder | Electricity | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.