Shigeru Ichiba
9Patents
4h-index
21Co-inventors
57Inventor score
Filing activity: Mar 11, 1977 → Apr 5, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4159370A | Polytetrafluoroethylene fine powder and process for producing the same | Chemistry; Metallurgy | 23 | Expired |
| USRE31341E | Polytetrafluoroethylene fine powder and process for producing the same | General | 17 | Expired |
| US4134995A | Modified tetrafluoroethylene polymer and process for producing same | Chemistry; Metallurgy | 10 | Expired |
| US5652147A | Method of measuring concentration of polymerization inhibitor contained in fluorine-containing olefinic monomer and method of polymerizing fluorine-containing olefinic monomer comprising the measurement method | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4098975A | Process for preparing polytetrafluoroethylene fine powders | Chemistry; Metallurgy | 4 | Expired |
| US6392138B1 | Non-perfluoro fluorine-containing resin molded article having low-temperature heat-sealing property | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5747640A | Continunous process for preparing polytetrafluoroethlene wet powder | Chemistry; Metallurgy | 2 | Expired |
| US5977295A | Continuous process for preparing polytetrafluoroethylene wet powder | Chemistry; Metallurgy | 1 | Expired |
| US5814713A | Method for emulsion polymerization of tetrafluoroethylene and method for prevention of irregular polymerization thereof | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.