Masao Funada
30Patents
12h-index
42Co-inventors
81Inventor score
Filing activity: Oct 9, 1990 → Jan 10, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6233339A | Physical property based cryptographics | Emerging Cross-Sectional Technologies | 91 | Expired |
| US5500785A | Circuit board having improved thermal radiation | Electricity | 82 | Expired |
| US5586007A | Circuit board having improved thermal radiation | Electricity | 70 | Expired |
| US6651139B1 | Multiprocessor system | Physics | 64 | Expired |
| US5995262A | Signal transmission bus and signal processing apparatus | Electricity | 58 | Expired |
| US6366375B1 | Optical-signal transmission apparatus and method, and signal processing apparatus | Electricity | 38 | Expired |
| US6493784B1 | Communication device, multiple bus control device and LSI for controlling multiple bus | Physics | 34 | Expired |
| US5822475A | Optical bus and signal processor | Physics | 29 | Expired |
| US8935740B2 | Video signal transmission apparatus, identification information acquisition method for video signal transmission system and computer readable medium storing identification information acquisition program for video signal transmission system | Electricity | 18 | Active |
| US6634812B2 | Optical bus system and signal processor | Electricity | 16 | Expired |
| US5101099A | Image reading device with different reflectivity coefficients in a transparent layer and a substrate | Electricity | 13 | Expired |
| US6065881A | Optical transmission line forming method and apparatus, and optical circuit | Physics | 12 | Expired |
| US5987198A | Optical bus and optical bus production method including a plurality of light transmission paths | Physics | 9 | Expired |
| US5164580A | Electroluminescent light-source-incorporated image sensor | Electricity | 8 | Expired |
| US6317242A | Optical bus system and signal processor | Electricity | 7 | Expired |
| US5254849A | Image reading apparatus having light shielding element disposed between light emitting elements | Electricity | 6 | Expired |
| US7924861B2 | Signal communication apparatus and signal communication system | Physics | 4 | Active |
| US7308205B2 | Optical transmission apparatus | Electricity | 4 | Expired |
| US7039274B2 | Light signal transmitting device and signal processing device | Physics | 4 | Expired |
| US6172783A | Optical bus and signal processor | Physics | 4 | Expired |
| US7146065B2 | Optical wiring board, optical bus system, and method of manufacturing optical wiring board | Physics | 4 | Expired |
| US6878925B2 | Optical wiring circuit, optical wiring circuits layered body and opto-electric wiring apparatus | Physics | 3 | Expired |
| US7796848B2 | Electronic apparatus | Physics | 3 | Active |
| US7317720B2 | Signal transmission system | Physics | 3 | Expired |
| US5955010A | Optical transmission line forming method | Physics | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.