Yoshiaki Sato
143Patents
19h-index
189Co-inventors
89Inventor score
Filing activity: Jul 22, 1974 → Feb 15, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5007981A | Method of removing residual corrosive compounds by plasma etching followed by washing | Electricity | 91 | Expired |
| US5556714A | Method of treating samples | Emerging Cross-Sectional Technologies | 60 | Expired |
| US5868854A | Method and apparatus for processing samples | Electricity | 53 | Expired |
| US4233355A | Separable composite fiber and process for producing same | Emerging Cross-Sectional Technologies | 53 | Expired |
| US4985113A | Sample treating method and apparatus | Electricity | 42 | Expired |
| US6149618A | Tightening tool for muscle training and muscle training method using same | Human Necessities | 41 | Expired |
| US5400375A | Transuranium elements transmuting fuel assembly | Emerging Cross-Sectional Technologies | 40 | Expired |
| USD761924S1 | Belt for muscle training | General | 39 | Active |
| US5200017A | Sample processing method and apparatus | Electricity | 31 | Expired |
| US4796046A | Copy machine toner fixing device | Physics | 30 | Expired |
| US5380397A | Method of treating samples | Emerging Cross-Sectional Technologies | 27 | Expired |
| US4639397A | Thick and thin fiber having grooves on its surface and process for producing the same | Emerging Cross-Sectional Technologies | 27 | Expired |
| US5521751A | Noise measurement for optical amplifier and a system therefor | Electricity | 26 | Expired |
| US5194459A | Fluoropolymer insulating material containing hollow microspheres | Emerging Cross-Sectional Technologies | 26 | Expired |
| US5287226A | Recording and reproducing system for recording and reproducing video signals corresponding to an audio signal | Emerging Cross-Sectional Technologies | 26 | Expired |
| US5861601A | Microwave plasma processing apparatus and method | Electricity | 25 | Expired |
| US5320707A | Dry etching method | Electricity | 21 | Expired |
| US5770100A | Method of treating samples | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5275543A | Oldham ring of scroll type compressor | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US5141972A | Insulating material and production thereof | Electricity | 19 | Expired |
| US5359427A | Device for reproducing a recorded still image with a general-purpose computer | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4611937A | Ribbon feed mechanism for a printer | Performing Operations; Transporting | 17 | Expired |
| US4454249A | Reinforced plastics with porous resin fragments | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4672068A | Antihypertensive 1,4-dihydropyridines having a conjugated ester | Chemistry; Metallurgy | 16 | Expired |
| US4121554A | Air-fuel ratio feedback control system | Mechanical Engineering; Lighting; Heating | 16 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.