John Skinner
10Patents
4h-index
12Co-inventors
57Inventor score
Filing activity: Dec 18, 1985 → Jun 25, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4700368A | Method and apparatus for sensing sheets | Performing Operations; Transporting | 207 | Expired |
| US6224049A | Sheet feed apparatus | Performing Operations; Transporting | 11 | Expired |
| US5007628A | Apparatus for sensing sheets | Performing Operations; Transporting | 6 | Expired |
| US7266231B2 | Method and apparatus for identifying documents | Physics | 6 | Expired |
| US7516893B2 | Apparatus for and method of detecting a coded magnetic thread | Physics | 3 | Active |
| US8052145B2 | Document handling apparatus | Performing Operations; Transporting | 3 | Active |
| US7434732B2 | Magnetic thread reader | Physics | 3 | Active |
| US7063257B2 | Magnetic thread reader | Physics | 3 | Expired |
| US6604636B2 | Document counter | Emerging Cross-Sectional Technologies | 2 | Expired |
| US7040531B2 | Document handling machine | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.