Yoji Sato
40Patents
6h-index
49Co-inventors
69Inventor score
Filing activity: Jun 13, 1979 → May 31, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7623811B2 | Drive transmitting mechanism and image forming apparatus | Physics | 62 | Active |
| US4228255A | Method for producing crosslinked polyethylenes | Chemistry; Metallurgy | 42 | Expired |
| US4340024A | Internal combustion engine | Emerging Cross-Sectional Technologies | 31 | Expired |
| US5383468A | Cardiac output and right ventricular ejection fraction system | Human Necessities | 15 | Expired |
| US6382964B2 | Process and apparatus for heat-treating substrate having film-forming composition thereon | Electricity | 8 | Expired |
| US5980991A | Process for heat-treating substrate having film-forming composition thereon | Electricity | 6 | Expired |
| US4591699A | Control circuit for an electrically heated bimetal actuated automatic choke valve | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US6261091A | Process and apparatus for heat-treating substrate having film-forming composition thereon | Electricity | 6 | Expired |
| US7383015B2 | Sheet conveying device and image forming apparatus | Physics | 5 | Active |
| US6912371B2 | System for regulating the sliding force of a fusing belt in an image forming apparatus | Physics | 5 | Expired |
| US5179620A | Structure of needle-type lens | Physics | 4 | Expired |
| US6501936B1 | Heating mechanism for use in image forming apparatus | Physics | 4 | Expired |
| US7684734B2 | Method for assembling drum drive unit capable of reducing drum rotational speed fluctuations and image formation apparatus containing a drum drive unit | Physics | 3 | Active |
| US10520185B2 | Heater device for heating liquefied gas | Emerging Cross-Sectional Technologies | 2 | Active |
| US7600980B2 | Cooling fan | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US7945192B2 | Drive transmitting mechanism for an image forming apparatus | Physics | 2 | Active |
| US9383714B1 | Cleaning apparatus for image carrier, image forming apparatus having the same, and method for cleaning image carrier | Physics | 1 | Active |
| US10402137B1 | Image forming apparatus and control method of image forming apparatus | Physics | 1 | Active |
| US9341978B2 | Image forming apparatus and exposing apparatus | Physics | 1 | Active |
| US9957610B2 | High-frequency wave supplying structure | Electricity | 1 | Active |
| US8449200B2 | Resin composition for sliding member and rolling bearing | Emerging Cross-Sectional Technologies | 1 | Active |
| US8728621B2 | Hard multilayer film formed body and method for manufacturing same | Emerging Cross-Sectional Technologies | 1 | Active |
| US11143274B2 | Chain tensioner | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US9416821B2 | Cage for rolling bearing and rolling bearing | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US8153568B2 | Water-resistant grease and water-resistant-grease-enclosed rolling bearing and hub | Mechanical Engineering; Lighting; Heating | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.