David Barclay
12Patents
7h-index
14Co-inventors
63Inventor score
Filing activity: Aug 16, 1984 → Oct 19, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5832312A | Watertight body for accommodating a photographic camera | Physics | 214 | Expired |
| US6011923A | Single use camera having flexure of a front cover constrained by an exposed-film door | Physics | 89 | Expired |
| US7862522B1 | Sensor glove | Human Necessities | 85 | Active |
| US8390473B2 | System, method and apparatus for advanced utility control, monitoring and conservation | Emerging Cross-Sectional Technologies | 48 | Active |
| US5897225A | Watertight photographic single-use camera having elastic polymer seal | Physics | 17 | Expired |
| US5805944A | Alternative camera carry-strap and lens cap | Physics | 11 | Expired |
| US4755842A | Apparatus for initializing a frame counter from a random setting | Physics | 7 | Expired |
| US4664389A | Toy car and method of utilzing same | Human Necessities | 6 | Expired |
| US5782353A | Camera casing integrated with carry-strap | Physics | 4 | Expired |
| US5517269A | Method of assembling one-time-use camera | Physics | 3 | Expired |
| US4755841A | Method of initializing a frame counter | Physics | 2 | Expired |
| USD290478S | Toy monorail vehicle | General | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.