James Hatfield
6Patents
3h-index
4Co-inventors
50Inventor score
Filing activity: Aug 5, 1975 → Mar 16, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4768182A | Apparatus for monitoring optical path differences utilizing an etalon | Physics | 10 | Expired |
| US4663097A | Method and apparatus for controlling dynamic instability in axially moving form | Performing Operations; Transporting | 5 | Expired |
| US3949608A | Electronic device for determining the average temperature of a flow of gas | Physics | 4 | Expired |
| US6721055B2 | Particle dispersion determinator | Physics | 2 | Expired |
| US10591259B1 | Self-healing reactive shooting target | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US11326859B2 | Self-healing reactive shooting target | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.