Takahiro Hayashi
155Patents
13h-index
217Co-inventors
89Inventor score
Filing activity: Jan 26, 1989 → Mar 14, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5258592A | Waterproof switch apparatus for electronic device | Electricity | 210 | Expired |
| US7714357B2 | Semiconductor device | Electricity | 48 | Active |
| US8074397B2 | Illuminator for plant growth | Emerging Cross-Sectional Technologies | 39 | Expired |
| US5944601A | Coin processing device with adaptive storage | Physics | 34 | Expired |
| US10368403B2 | Heating cooker | Electricity | 33 | Active |
| US6133185A | Exhaust gas purifying catalyst | Emerging Cross-Sectional Technologies | 29 | Expired |
| US6696504B1 | Extruded styrene resin foams, and methods for producing the same | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5334799A | Watertight casing for electronic apparatus | Emerging Cross-Sectional Technologies | 20 | Expired |
| US6680676B1 | Switch unit and portable terminal device using the switch unit | Electricity | 19 | Expired |
| US5911960A | Process for purifying exhaust gases | Emerging Cross-Sectional Technologies | 18 | Expired |
| US6743973B2 | Thermoelectric material improved in figure of merit, process for producing thereof and peltier module using the same | Electricity | 14 | Expired |
| US5743173A | Bake stuff cooker | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4867193A | Apparatus for controlling a soap concentration in cleaning solvent | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5240792A | Battery holder for electronic apparatus | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6841581B2 | Extruded styrene resin foam and process for producing the same | Chemistry; Metallurgy | 11 | Expired |
| US8003898B2 | Seal structure | Electricity | 10 | Active |
| US7167718B2 | Transmission power control apparatus, transmission power control method, and mobile station | Electricity | 10 | Expired |
| US7103364B2 | Call acceptance controlling apparatus and method thereof | Electricity | 9 | Expired |
| US7032433B2 | Sensor, sensor producing method, and assembly of separator and urging member | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5803323A | Structure of carrying case for electronic equipment | Emerging Cross-Sectional Technologies | 9 | Expired |
| US7194266B2 | Handover control method, mobile station and communication control apparatus | Emerging Cross-Sectional Technologies | 9 | Expired |
| US8005037B2 | Communication control method, radio base station, and radio control station | Electricity | 8 | Active |
| US5983231A | Instance updating method and apparatus therefor | Emerging Cross-Sectional Technologies | 8 | Expired |
| US9409152B2 | Catalyst support for purification of exhaust gas, catalyst for purification of exhaust gas using the same, and method for producing the catalyst support for purification of exhaust gas | Emerging Cross-Sectional Technologies | 8 | Active |
| US6998336B1 | Wiring board and method of producing the same | Electricity | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.