Durkee B. Richards
10Patents
7h-index
16Co-inventors
59Inventor score
Filing activity: Jul 17, 1992 → Jul 19, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5450257A | Head-tape alignment system and method | Physics | 73 | Expired |
| US5280402A | Combined stepper motor and voice coil head positioning apparatus | Physics | 64 | Expired |
| US6781778B1 | Time-based sectored servo data format | Physics | 57 | Expired |
| US5434732A | Balanced cantilevered head positioning mechanism for multitrack tape recorder | Physics | 44 | Expired |
| US5870924A | Tape bearing surface with reduced tape contact and method of making same | Physics | 15 | Expired |
| US5346155A | Belt driven cartridge with magnetic brake assembly | Physics | 10 | Expired |
| US6690531B2 | Dynamic tape path adjustment | Physics | 8 | Expired |
| US6700743B2 | Tape media cleaning/finishing device | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7079343B2 | Time-based sectored servo data format | Physics | 3 | Expired |
| US6295181A | Tape bearing surface with reduce tape contact and method of making same | Physics | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.