David Harrison
9Patents
4h-index
9Co-inventors
50Inventor score
Filing activity: Nov 16, 1981 → Jan 8, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5625368A | Radiowave antenna system | Electricity | 14 | Expired |
| US4433940A | Tethered submarine pressure transfer storage facility for liquified energy gases | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US5421848A | Method for fabricating a lens having a variable refractive index | Electricity | 13 | Expired |
| US6154181A | Electromagnetic wave transmitter/receiver | Electricity | 9 | Expired |
| US6746382B2 | Quadricep isolation exercise apparatus | Human Necessities | 2 | Expired |
| US5760659A | Microwave polariser | Electricity | 1 | Expired |
| US5978660A | Frequency diversity process and device for an SHF carrier | Electricity | 1 | Expired |
| US5825554A | Lenses with a variable refraction index | Physics | 1 | Expired |
| US5960090A | Process and device for wireless transmission | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.