David Knox
10Patents
8h-index
4Co-inventors
65Inventor score
Filing activity: Jun 8, 1981 → Feb 13, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6659259B2 | Multiple denomination currency receiving and prepaid card dispensing method and apparatus | Physics | 134 | Expired |
| US7498062B2 | Method and apparatus for applying a voltage to a substrate during plating | Chemistry; Metallurgy | 82 | Active |
| US7758732B1 | Method and apparatus for applying a voltage to a substrate during plating | Chemistry; Metallurgy | 71 | Active |
| US6745022B2 | Multiple service provider prepaid wireless service card | Electricity | 68 | Expired |
| USD272743S | Clamp for plating barrel | General | 11 | Expired |
| US4516523A | Apparatus for wetting apertured discs | Performing Operations; Transporting | 10 | Expired |
| US5951763A | Immersible rotatable carousel apparatus for wetting articles of manufacture | Chemistry; Metallurgy | 9 | Expired |
| USD424293S | Glove caddy | General | 9 | Expired |
| US7424973B2 | Prepaid broadband internet and software service method and apparatus | Electricity | 4 | Expired |
| US5069003A | Method for making microprisms | Performing Operations; Transporting | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.