Osamu Takahashi
330Patents
28h-index
407Co-inventors
93Inventor score
Filing activity: Jul 7, 1975 → Jan 10, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5707756A | Non-aqueous secondary battery | Emerging Cross-Sectional Technologies | 132 | Expired |
| US7505412B2 | Transmission control method and system | Electricity | 100 | Expired |
| US5567539A | Non-aqueous secondary cell | Emerging Cross-Sectional Technologies | 80 | Expired |
| USD338039S | Writing instrument | General | 67 | Expired |
| US5682132A | Vibrating module | Physics | 64 | Expired |
| USD355673S | Writing instrument | General | 61 | Expired |
| US5751091A | Piezoelectric power generator for a portable power supply unit and portable electronic device equipped with same | Electricity | 54 | Expired |
| USD382016S | Writing instrument | General | 49 | Expired |
| US5394269A | Reflectance reducing film and method of forming same on glass substrate | Chemistry; Metallurgy | 48 | Expired |
| US7167417B2 | Time correction system, time correction instruction device, pointer type timepiece, and time correction method | Physics | 45 | Expired |
| US5061140A | Method of manufacturing a metal container | Performing Operations; Transporting | 44 | Expired |
| US6147659A | Tire with transponder and transponder for tire | Performing Operations; Transporting | 42 | Expired |
| US5250322A | Water-repellent metal oxide film coated on glass substrate and method of forming same | Emerging Cross-Sectional Technologies | 40 | Expired |
| US7144687B2 | Manufacturing method for magnetic head suspension | Physics | 39 | Expired |
| USD366902S | Writing instrument | General | 39 | Expired |
| USD377195S | Writing instrument | General | 38 | Expired |
| US4857449A | Silver halide color photographic photosensitive materials | Physics | 38 | Expired |
| US5674625A | Multilayered water-repellent film and method of forming same on glass substrate | Emerging Cross-Sectional Technologies | 37 | Expired |
| US4727592A | Optical communication system | Electricity | 36 | Expired |
| US5413865A | Water-repellent metal oxide film and method of forming same on glass substrate | Chemistry; Metallurgy | 36 | Expired |
| US4892214A | Metal container and method of manufacturing the same | Performing Operations; Transporting | 36 | Expired |
| US6393429B1 | File handling device, and a recording medium storing a file handling program | Emerging Cross-Sectional Technologies | 34 | Expired |
| US5747518A | Substituted thiophene derivative and agricultural and horticultural fungicide containing the same as active ingredient | Chemistry; Metallurgy | 34 | Expired |
| US6154114A | Multi-laminated inductor and manufacturing method thereof | Electricity | 33 | Expired |
| USD366062S | Writing instrument | General | 30 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.