John D. Boardman
11Patents
7h-index
6Co-inventors
55Inventor score
Filing activity: Mar 15, 1990 → Mar 5, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5216534A | Read-write head for an optical tape recorder | Physics | 53 | Expired |
| US5465243A | Optical recorder and reader of data on light sensitive media | Physics | 26 | Expired |
| US5726793A | Polygonal mirror optical scanning system | Physics | 18 | Expired |
| US5450228A | Read-write head for an optical tape recorder | Physics | 16 | Expired |
| US5392149A | Polygonal mirror optical scanning system | Physics | 10 | Expired |
| US6396042B1 | Digital laser image recorder including delay lines | Physics | 8 | Expired |
| US5023463A | Photonic array bus for data processing and communication systems | Electricity | 7 | Expired |
| US5508837A | Optical scanning system | Physics | 4 | Expired |
| US5440419A | Read-write head for an optical tape recorder | Physics | 4 | Expired |
| US5585955A | Polygonal mirror optical scanning system | Physics | 2 | Expired |
| US6855923B2 | Scanning a beam of light in a digital image recorder | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.