Hiroshi Sonoda
15Patents
4h-index
26Co-inventors
60Inventor score
Filing activity: May 6, 1977 → Jun 22, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4100009A | Method of and apparatus for producing hollow-cylindrically shaped fibrous articles | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4656135A | Process for producing L-isoleucine by fermentation | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4197156A | Apparatus for producing hollow-cylindrically shaped fibrous articles | Performing Operations; Transporting | 7 | Expired |
| US6127583A | Process for preparing acetylene derivative from a ketone compound | Chemistry; Metallurgy | 5 | Expired |
| US6417361B1 | Fluorination agent and preparation and use of same | Chemistry; Metallurgy | 4 | Expired |
| US6242654A | Preparation process of fluorine substituted aromatic compound | Chemistry; Metallurgy | 4 | Expired |
| US6329529A | Nitrogen-based halogenating agents and process for preparing halogen-containing compounds | Chemistry; Metallurgy | 2 | Expired |
| US6632949B2 | Halogenating agents | Chemistry; Metallurgy | 2 | Expired |
| US8530237B2 | Method for culturing animal hepatocyte | Chemistry; Metallurgy | 2 | Active |
| US6458990B1 | Nitrogen-based halogenating agents and process for preparing halogen-containing compounds | Chemistry; Metallurgy | 2 | Expired |
| US6222046A | Tetraalkylfluoroformamidinium trifluoroacetate and preparation process of same | Emerging Cross-Sectional Technologies | 1 | Expired |
| US6344579B1 | Process for producing fluorinated silicon compound | Chemistry; Metallurgy | 1 | Expired |
| US9394514B2 | Culture substrate, culture sheet, and cell culture method | Chemistry; Metallurgy | 1 | Active |
| US6686509B2 | Process for producing &agr;, &agr;-difluorocycloalkane compound | Chemistry; Metallurgy | 0 | Expired |
| US4726862A | Process for producing tubular shaped fibrous articles | Textiles; Paper | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.