Koichi Yoshida
83Patents
15h-index
162Co-inventors
87Inventor score
Filing activity: Oct 4, 1974 → Jan 5, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4391912A | Cell cultivation method and floating animal cell culture unit for the same | Chemistry; Metallurgy | 110 | Expired |
| US5812551A | ATM exchange with band camp-on registration function | Electricity | 106 | Expired |
| US6519258B1 | ATM exchange | Electricity | 93 | Expired |
| US5441476A | Body temperature regulation system | Human Necessities | 80 | Expired |
| US6017812A | Bump bonding method and bump bonding apparatus | Electricity | 71 | Expired |
| US4059686A | Pharmaceutical preparation for oral cavity administration | Human Necessities | 52 | Expired |
| US5424907A | Solid electrolytic capacitors and method for manufacturing the same | Emerging Cross-Sectional Technologies | 50 | Expired |
| US4286015A | Polyaryl ether sulfone semipermeable membrane and process for producing same | Emerging Cross-Sectional Technologies | 38 | Expired |
| US4654632A | Analog-to-digital converter | Physics | 31 | Expired |
| US3991045A | N.sup.4 -acylarabinonucleosides | Chemistry; Metallurgy | 30 | Expired |
| US5410572A | Phase locked loop circuit | Electricity | 28 | Expired |
| US7070931B2 | Cancer control | Chemistry; Metallurgy | 20 | Expired |
| US4548682A | Process of producing magnetic recording media | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4150110A | Coated granules of polyacrylic alkali metal salts and method of producing same | Chemistry; Metallurgy | 17 | Expired |
| US8980749B1 | Method for chemical mechanical polishing silicon wafers | Performing Operations; Transporting | 17 | Active |
| US4794551A | Rotation speed detecting apparatus | Physics | 14 | Expired |
| US6845003B2 | Metal collector foil for electric double layer capacitor, method of producing the metal collector foil, and electric double layer capacitor using the metal collector foil | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5344595A | Method of producing a cushion from waste paper or pulp | Emerging Cross-Sectional Technologies | 10 | Expired |
| US7275551B2 | Device for cleaning food with ozone water, and method of cleaning food using cleaning device | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4563536A | Method for synthesizing trioxane | Chemistry; Metallurgy | 9 | Expired |
| US4716535A | Speed detection apparatus | Emerging Cross-Sectional Technologies | 8 | Expired |
| US7054132B2 | Variable capacitance element | Electricity | 8 | Expired |
| US4813347A | System for manufacturing soybean powder | Human Necessities | 7 | Expired |
| US5858481A | Electronic circuit substrate | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4381397A | Method for synthesizing trioxane | Chemistry; Metallurgy | 6 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.