Hisayoshi Okazaki
12Patents
4h-index
10Co-inventors
53Inventor score
Filing activity: Jan 19, 1976 → Apr 22, 1991
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4248892A | Antifibrotic agent | Human Necessities | 13 | Expired |
| US4260599A | Antifibrotic substance P-1894B | Chemistry; Metallurgy | 6 | Expired |
| US4526719A | Benzoquinone derivatives and production thereof | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4569943A | Physiologically active substance P-23924, its production and use | Chemistry; Metallurgy | 5 | Expired |
| US4874752A | Benzoquinone derivatives and production thereof | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4011135A | Production of L(+)-tartaric acid | Emerging Cross-Sectional Technologies | 3 | Expired |
| US4028185A | Method for producing L(+)-tartaric acid | Emerging Cross-Sectional Technologies | 2 | Expired |
| US4943645A | Benzoquinone derivatives and production thereof | Emerging Cross-Sectional Technologies | 2 | Expired |
| US4808339A | Benzoquinone derivatives | Chemistry; Metallurgy | 2 | Expired |
| US4013509A | Production of L(+)-tartaric acid | Emerging Cross-Sectional Technologies | 1 | Expired |
| US4751303A | Benzoquinone derivatives and production thereof | Emerging Cross-Sectional Technologies | 0 | Expired |
| USRE34414E | Physiologically active substance P-23924, its production and use | General | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.