Toshio Hashimoto
27Patents
12h-index
38Co-inventors
81Inventor score
Filing activity: Sep 23, 1977 → Jul 19, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4828834A | Rechargeable organic electrolyte cell | Emerging Cross-Sectional Technologies | 54 | Expired |
| US4801247A | Variable displacement piston pump | Mechanical Engineering; Lighting; Heating | 33 | Expired |
| US4401930A | Method of sensing position of movable body and apparatus therefor | Physics | 32 | Expired |
| US4770960A | Organic electrolyte cell | Emerging Cross-Sectional Technologies | 31 | Expired |
| US6592336B1 | Hydraulic pump with a built-in electric motor | Mechanical Engineering; Lighting; Heating | 25 | Expired |
| US5913745A | Differential gear device | Mechanical Engineering; Lighting; Heating | 25 | Expired |
| US4886529A | Polishing robot and polishing method using the same | Physics | 19 | Expired |
| US7381027B2 | Fan motor | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US4470108A | Position detecting device | Physics | 16 | Expired |
| US4400890A | Length measuring device | Physics | 15 | Expired |
| US4615999A | Method for preparing hydrodesulfurization catalyst | Chemistry; Metallurgy | 13 | Expired |
| US6748739B1 | Hydraulic power system | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US7051791B2 | Cooling apparatus and electronic equipment | Electricity | 12 | Expired |
| US4301033A | High apparent bulk density gamma alumina carrier and method of manufacture of same | Performing Operations; Transporting | 11 | Expired |
| US7458415B2 | Cooling apparatus and electronic equipment | Electricity | 10 | Expired |
| US7165601B1 | Radiation fin, cooling device, electronic equipment, and manufacturing method of cooling device | Electricity | 10 | Expired |
| US4108971A | Method of manufacture of spherical alumina particles | Chemistry; Metallurgy | 7 | Expired |
| US4613585A | Process of preparing alumina for use in catalyst carrier | Chemistry; Metallurgy | 6 | Expired |
| US7258160B2 | Heat transfer element, cooling device and electronic device having the element | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4757313A | Positioning and abnormality control device | Physics | 3 | Expired |
| US7029179B2 | Bearing unit, and motor using same | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US4399119A | Manufacture of spherical alumina from gibbsite | Chemistry; Metallurgy | 2 | Expired |
| US4309312A | Manufacture of spherical alumina from gibbsite | Chemistry; Metallurgy | 2 | Expired |
| US7377306B2 | Radiation fin, cooling device, electronic equipment, and manufacturing method of cooling device | Electricity | 2 | Active |
| US4335612A | Method of detecting irregularities on bevel gears | Physics | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.