Takeshi Matsumoto
159Patents
23h-index
219Co-inventors
93Inventor score
Filing activity: Feb 24, 1975 → Mar 7, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6704434B1 | Vehicle driving information storage apparatus and vehicle driving information storage method | Electricity | 270 | Expired |
| US5119070A | Resonant tag | Electricity | 96 | Expired |
| US6313747A | Resonant tag | Emerging Cross-Sectional Technologies | 76 | Expired |
| US4518704A | Activated carbon formed body and method of producing the same | Emerging Cross-Sectional Technologies | 66 | Expired |
| US4805006A | Light receiving element | Electricity | 53 | Expired |
| US5337173A | Liquid crystal display having a redundant storage capacitor for connection to one of plural pixels | Physics | 51 | Expired |
| US5108822A | Resonant tag and method of manufacturing the same | Emerging Cross-Sectional Technologies | 47 | Expired |
| US4879759A | Holding structure for a paging receiver having extra functions | Electricity | 41 | Expired |
| US6113836A | Method of forming thick film pattern and material for forming thick film pattern | Electricity | 38 | Expired |
| US4657973A | Polycarbonate resin composition | Chemistry; Metallurgy | 37 | Expired |
| US4738885A | Magnetic disk, substrate therefor and process for preparation thereof | Emerging Cross-Sectional Technologies | 36 | Expired |
| US6849622B2 | Aliphatic nitrogenous five-membered ring compounds | Chemistry; Metallurgy | 35 | Expired |
| US6988666B2 | Security tag and process for making same | Emerging Cross-Sectional Technologies | 33 | Expired |
| US4970495A | Resonant frequency characteristic tag and method of manufacturing the same | Emerging Cross-Sectional Technologies | 32 | Expired |
| US4978812A | Electromagnetic wave shielding transparent body | Electricity | 29 | Expired |
| US6925701B2 | Method of making a series of resonant frequency tags | Emerging Cross-Sectional Technologies | 28 | Expired |
| US5695860A | Resonant tag and method of manufacturing the same | Emerging Cross-Sectional Technologies | 28 | Expired |
| US5589251A | Resonant tag and method of manufacturing the same | Emerging Cross-Sectional Technologies | 28 | Expired |
| US5057694A | Optoelectronic relay circuit having charging path formed by a switching transistor and a rectifying diode | Emerging Cross-Sectional Technologies | 27 | Expired |
| US5447779A | Resonant tag and method of manufacturing the same | Emerging Cross-Sectional Technologies | 25 | Expired |
| US5338592A | Production method for composite molded article | Emerging Cross-Sectional Technologies | 24 | Expired |
| US5172877A | Pipe fixing structure using clamp member | Emerging Cross-Sectional Technologies | 24 | Expired |
| US3976612A | Polyethylene composition | Chemistry; Metallurgy | 23 | Expired |
| US5757748A | Automatic gain control apparatus for optical disc player | Physics | 22 | Expired |
| US4801822A | Semiconductor switching circuit | Electricity | 21 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.