Koichi Yanase
15Patents
5h-index
27Co-inventors
62Inventor score
Filing activity: Jul 20, 1992 → Jun 23, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8530711B2 | Process for producing 2,3,3,3-tetrafluoropropene | Chemistry; Metallurgy | 10 | Active |
| US8530710B2 | Process for producing 2,3,3,3-tetrafluoropropene | Performing Operations; Transporting | 9 | Active |
| US8766021B2 | Process for producing 2,3,3,3-tetrafluoropropene | Chemistry; Metallurgy | 8 | Active |
| US7351342B2 | Method for recovering fluorine-containing emulsifier | Chemistry; Metallurgy | 8 | Expired |
| US8399722B2 | Process for producing 2,3,3,3-tetrafluoropropene | Chemistry; Metallurgy | 8 | Active |
| US7053237B2 | Process for producing a fluorinated ester, a fluorinated acyl fluoride and a fluorinated vinyl ether | Chemistry; Metallurgy | 4 | Expired |
| US5227547A | Method for producing dichloropentafluoropropanes | Chemistry; Metallurgy | 4 | Expired |
| US7034179B2 | Method for producing a fluorinated ester compound | Chemistry; Metallurgy | 3 | Expired |
| US7161025B2 | Method for producing a fluorinated ester compound | Chemistry; Metallurgy | 3 | Expired |
| US6284355A | Film, laminated film and laminated structure | Emerging Cross-Sectional Technologies | 2 | Expired |
| US7071272B2 | Method for preparing unsaturated compound by pyrolysis reaction | Chemistry; Metallurgy | 1 | Expired |
| US5220084A | Method for producing dichloropentafluoropropanes | Chemistry; Metallurgy | 1 | Expired |
| US5434321A | Method for producing dichloropentafluoropropanes | Chemistry; Metallurgy | 1 | Expired |
| US6297412A | Process for purifying difluoromethane | Emerging Cross-Sectional Technologies | 1 | Expired |
| US7371899B2 | Method for producing carbonyl fluoride | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.