Harold D. Schofield
10Patents
9h-index
16Co-inventors
65Inventor score
Filing activity: Sep 23, 1988 → Sep 29, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5637174A | Apparatus for automated one-up printing and production of an identification card | Emerging Cross-Sectional Technologies | 51 | Expired |
| US5037216A | System and method for producing data bearing cards | Physics | 46 | Expired |
| US5588763A | System and method for cleaning and producing data bearing cards | Physics | 34 | Expired |
| US5673076A | Card printing and laminating apparatus | Performing Operations; Transporting | 27 | Expired |
| US5281038A | Apparatus and method for printing including a ribbon advancing slide mechanism | Performing Operations; Transporting | 23 | Expired |
| US5401111A | System and method for cleaning data bearing cards | Physics | 19 | Expired |
| US5025267A | Thermal print head termperature control | Physics | 16 | Expired |
| US5080512A | Apparatus and method for printing including slide mechanism | Performing Operations; Transporting | 16 | Expired |
| US5667316A | Card printing apparatus | Performing Operations; Transporting | 9 | Expired |
| US6094209A | Card printing and laminating apparatus | Performing Operations; Transporting | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.