Fumio Sato
71Patents
12h-index
124Co-inventors
87Inventor score
Filing activity: Feb 26, 1976 → Jul 24, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4279682A | Apparatus for securing tape to leads of semiconductor lead frame | Emerging Cross-Sectional Technologies | 46 | Expired |
| US4780507A | Curable thermosetting cyanate ester composition | Emerging Cross-Sectional Technologies | 27 | Expired |
| US5933297A | Magnetic storage/read system with read head including magnetoresistive element | Physics | 25 | Expired |
| US4631076A | Apparatus for removing carbon particles from exhaust gas from internal combustion engine | Emerging Cross-Sectional Technologies | 22 | Expired |
| US5203984A | Monitoring system for plant operation condition and its in-situ electrochemical electrode | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4171197A | Apparatus for continuously rolling up sheets of baked cookies | Human Necessities | 19 | Expired |
| US4581096A | Tape applying device | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4297231A | Process for producing a positive electrode for a non-aqueous electrolytic cell | Electricity | 18 | Expired |
| US4110482A | Method for continuously rolling up sheets of baked cookies | Human Necessities | 17 | Expired |
| US6125019A | Magnetic head including magnetoresistive element | Physics | 16 | Expired |
| US4730023A | Impact resistant methacrylic resin composition | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4542398A | Semiconductor devices of multi-emitter type | Electricity | 13 | Expired |
| US4043259A | Apparatus for continuously rolling up sheets of baked cookies | Human Necessities | 11 | Expired |
| US4061164A | Powder filling machine | Performing Operations; Transporting | 11 | Expired |
| US5755045A | Footwear sole member | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5681649A | Footwear member | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4617401A | 8-substituted pyrrolizidine and quaternary ammonium salts thereof | Human Necessities | 6 | Expired |
| US5225499A | Resin composition for encapsulating of semiconductor and semiconductor apparatus using of the same | Electricity | 6 | Expired |
| US6835999B2 | Semiconductor device and method of manufacturing the same | Electricity | 6 | Expired |
| US4564624A | 8-(Substituted N-phenylcarboxamidomethyl) pyrrolizidines and use thereof as antiarrhythmics | Human Necessities | 5 | Expired |
| US4683234A | 2,6-Dimethyl-3N,5-disubstituted-4-(substituted phenyl)3,4-dihydropyrimidine compounds and a method for treating disorders of cardiocircular system | Chemistry; Metallurgy | 5 | Expired |
| US6249405A | Magnetic head including magnetoresistive element | Physics | 5 | Expired |
| US4876306A | Process for preparing a thermoplastic resin | Chemistry; Metallurgy | 4 | Expired |
| US4753996A | Heat-resistant methacrylic resin composition | Chemistry; Metallurgy | 4 | Expired |
| US6685797B2 | Semiconductor device manufacturing system for etching a semiconductor by plasma discharge | Electricity | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.