Yoshio Takahashi
72Patents
16h-index
122Co-inventors
87Inventor score
Filing activity: Dec 13, 1971 → Jul 9, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6260027A | Electronic ticket system, collecting terminal, service providing terminal, user terminal, electronic ticket collecting method and recording medium | Physics | 131 | Expired |
| US4993481A | Thermal storage unit | Emerging Cross-Sectional Technologies | 65 | Expired |
| US4416056A | Process for preparation of film coils | Emerging Cross-Sectional Technologies | 43 | Expired |
| US4641345A | Body-sensible acoustic device | Electricity | 35 | Expired |
| US6221508A | Magnetic recording media | Emerging Cross-Sectional Technologies | 34 | Expired |
| US4022605A | Stabilized non-medical fungicidal, bactericidal and algicidal composition | Chemistry; Metallurgy | 28 | Expired |
| US6080476A | Magnetic recording medium and magnetic recording system using such a magnetic recording medium | Emerging Cross-Sectional Technologies | 26 | Expired |
| US4883325A | Anti-lock brake control system for motor vehicles | Performing Operations; Transporting | 26 | Expired |
| US4951622A | Cylinder head for DOHC internal combustion engine with four valves per cylinder | Mechanical Engineering; Lighting; Heating | 25 | Expired |
| US6001447A | Longitudinal magnetic recording media and magnetic storage apparatus using the same | Emerging Cross-Sectional Technologies | 24 | Expired |
| US4463799A | Heat storage medium for latent heat thermal energy storage unit | Emerging Cross-Sectional Technologies | 22 | Expired |
| US4530081A | Door structure for record players | Physics | 20 | Expired |
| US6569545B1 | Magnetic recording medium and a magnetic storage apparatus | Emerging Cross-Sectional Technologies | 20 | Expired |
| USD360113S | Vacuum bottle | General | 20 | Expired |
| US4995505A | Transfer method and device and driving system therefor for transfer presses | Performing Operations; Transporting | 17 | Expired |
| US4594700A | Automatic disc player system with disc selecting and loading means | Physics | 16 | Expired |
| US6377692B1 | Method and system for controlling key for electronic signature | Electricity | 16 | Expired |
| US5666053A | Charged particle beam apparatus for measuring magnetic field | Electricity | 15 | Expired |
| US5072823A | Transfer method and device and driving system therefor for transfer presses | Performing Operations; Transporting | 13 | Expired |
| US5219912A | Emulsified alkenylsuccinic acid sizing agent | Textiles; Paper | 11 | Expired |
| US4539670A | Automatic disc loading apparatus | Physics | 11 | Expired |
| US5103965A | Transfer method and device and driving system therefor for transfer presses | Performing Operations; Transporting | 10 | Expired |
| US5936244A | Electron microscope and electron microscopy method | Electricity | 10 | Expired |
| US3944664A | Synergistic acaricide compositions | Human Necessities | 9 | Expired |
| US10323785B1 | Tablet holder | Physics | 9 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.