John C. McKechnie
9Patents
6h-index
8Co-inventors
56Inventor score
Filing activity: Mar 4, 1977 → Sep 22, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4223454A | Marksmanship training system | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US4179919A | Terrain contour tracking system | Physics | 10 | Expired |
| US4083255A | Hydro-optic vibration detector | Physics | 10 | Expired |
| US6196494A | Expanding shaft | Performing Operations; Transporting | 8 | Expired |
| US4158258A | Elevation sampling terrain probe | Physics | 7 | Expired |
| US4251931A | Terrain vehicle simulator contour measuring and storage device | Physics | 6 | Expired |
| US4206633A | Surface profile follower and indicator system | Physics | 5 | Expired |
| US4160903A | Electro-optical radio system | Electricity | 3 | Expired |
| US4227401A | Surface elevation measuring apparatus | Physics | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.