James D. Evans
15Patents
7h-index
9Co-inventors
59Inventor score
Filing activity: Mar 25, 1974 → Feb 13, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4183056A | Apparatus and method for monitoring sports contests | Human Necessities | 69 | Expired |
| US8694793B2 | Biometric access control transactions | Physics | 21 | Active |
| US3960616A | Rare earth metal treated cold rolled, non-oriented silicon steel and method of making it | Chemistry; Metallurgy | 17 | Expired |
| US3996073A | Insulative coating for electrical steels | Electricity | 14 | Expired |
| US4292671A | Digital altimeter computer | Physics | 14 | Expired |
| US4678452A | Overload release clutch | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US3948786A | Insulative coating for electrical steels | Electricity | 13 | Expired |
| USD252629S | Closed circuit video display system or similar article | General | 7 | Expired |
| US8429078B2 | Payment processing device signature verification | Physics | 3 | Active |
| US3940291A | Insulative coatings for electrical steels | Chemistry; Metallurgy | 3 | Expired |
| US4367101A | Method of providing an anti-stick coating on non-oriented, semi-processed electrical steels to be subjected to a quality anneal | Chemistry; Metallurgy | 2 | Expired |
| US4123337A | Method of improving the surface insulation resistance of electrical steels having an insulative coating thereon | Electricity | 2 | Expired |
| US8751400B2 | Payment processing device signature verification | Physics | 1 | Active |
| US11316663B2 | One-time password with unpredictable moving factor | Electricity | 0 | Active |
| US12307529B1 | Sensor data integration and analysis | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.