Seiji Tanaka
136Patents
12h-index
127Co-inventors
89Inventor score
Filing activity: Sep 11, 1979 → Jul 13, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5548828A | RDS audio receiver having interrupt mode | Electricity | 77 | Expired |
| US6295262A | Method and apparatus for recording information onto optical disk | Physics | 47 | Expired |
| US6911414B2 | Catalyst for purifying exhaust gas | Performing Operations; Transporting | 38 | Expired |
| US4351996A | Induction heating apparatus with thermistor and magnetic sensor | Electricity | 36 | Expired |
| US5517557A | Facsimile apparatus with automatic telephone answering function | Electricity | 33 | Expired |
| US4467162A | Exciting arrangement for induction heating process | Electricity | 25 | Expired |
| USD686643S1 | Cabin of a working vehicle | General | 22 | Active |
| US8817141B2 | Image processing device and method, recording medium, and imaging device | Electricity | 22 | Active |
| USD692466S1 | Dashboard of tractor | General | 20 | Active |
| US5359644A | Voice/image simultaneous communication apparatus | Emerging Cross-Sectional Technologies | 19 | Expired |
| USD705147S1 | Indicator panel | General | 16 | Active |
| US4251103A | Rear body structure of a vehicle | Performing Operations; Transporting | 16 | Expired |
| US8730545B2 | Color imaging element, imaging device, and storage medium storing a control program for imaging device | Electricity | 12 | Active |
| US5805678A | Cordless subunit facsimile system | Electricity | 10 | Expired |
| US5625294A | Apparatus for detecting seated condition for toilet seat | Electricity | 9 | Expired |
| US7995839B2 | Image processing device and method with distance calculating on color space | Physics | 9 | Active |
| US7112000B2 | Controlling a tape processing apparatus for embossing on a tape to be processed a recognizable braille and for printing ink characters | Performing Operations; Transporting | 8 | Expired |
| US8079615B2 | Vehicle steering device | Emerging Cross-Sectional Technologies | 8 | Active |
| US6676314B2 | Tape printing apparatus and method | Performing Operations; Transporting | 8 | Expired |
| US5630177A | Data print unit for non-removable-film camera | Physics | 7 | Expired |
| US8456553B2 | Color imaging element | Electricity | 7 | Active |
| US8085323B2 | Image processing apparatus, image processing method and image pickup apparatus | Electricity | 7 | Active |
| US6381027B1 | Character processing device | Performing Operations; Transporting | 7 | Expired |
| US6806450B2 | Hazardous material detection system | Physics | 7 | Expired |
| US7586525B2 | Noise reduction apparatus, method and program | Electricity | 7 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.