Mutsuo Ogawa
23Patents
8h-index
16Co-inventors
72Inventor score
Filing activity: Dec 28, 1973 → Jan 21, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4000371A | Facsimile transmission method and system | Electricity | 39 | Expired |
| US4297727A | Facsimile apparatus | Electricity | 27 | Expired |
| US4620233A | Facsimile transceiver utilizing orthogonal conversion | Electricity | 13 | Expired |
| US4291339A | Facsimile transceiver | Electricity | 13 | Expired |
| US4760462A | Heat sensitive recording system in facsimile communication | Electricity | 12 | Expired |
| US3962534A | Facsimile set | Electricity | 12 | Expired |
| US4217611A | Optoelectronic scanning apparatus | Electricity | 10 | Expired |
| US6819446B1 | Image forming system | Physics | 9 | Expired |
| US4112467A | Failure mode control apparatus for electronic graphic data transmission system | Electricity | 8 | Expired |
| US4398222A | Facsimile apparatus | Electricity | 8 | Expired |
| US5872641A | Method and apparatus for transmission of facsimile messages | Electricity | 7 | Expired |
| US7046383B1 | Printing system including different kinds of printers and a printer selecting device therefor | Electricity | 7 | Expired |
| US4605848A | Photosensor and output control therefor | Electricity | 7 | Expired |
| US4449149A | Facsimile apparatus | Electricity | 6 | Expired |
| US4347533A | Facsimile reading and recording device | Electricity | 6 | Expired |
| US4053930A | Method and device for coding compressing video information | Electricity | 6 | Expired |
| US4631597A | Video data transmission apparatus | Electricity | 5 | Expired |
| US4504115A | Digital facsimile communication system capable of representing tone differences | Electricity | 5 | Expired |
| US7123377B2 | System for managing number of sheets for image formation | Physics | 2 | Expired |
| US4559565A | Thermosensitive recording system | Electricity | 2 | Expired |
| US4459617A | Facsimile reception apparatus | Electricity | 2 | Expired |
| US7397577B2 | Printing system including different kinds of printers and a printer selecting device therefor | Electricity | 1 | Active |
| US10485642B2 | Occlusion measurement device and method for detecting occlusal force | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.