Kosaku Hirota
6Patents
2h-index
9Co-inventors
44Inventor score
Filing activity: Mar 29, 1977 → Dec 1, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7517990B2 | Method for deuteration of a heterocyclic ring | Emerging Cross-Sectional Technologies | 293 | Expired |
| US4171429A | Pyrimidine to pyrimidine transformation process | Chemistry; Metallurgy | 12 | Expired |
| US8093422B2 | Method for deuteration of an aromatic ring | Chemistry; Metallurgy | 2 | Expired |
| US7126023B2 | Method for deuteration of an inert methylene | Emerging Cross-Sectional Technologies | 1 | Expired |
| US9255070B2 | Method of deuteration using mixed catalyst | Chemistry; Metallurgy | 0 | Active |
| US7795166B2 | Functional group-selective hydrogenation catalyst and functional group-selective hydrogenation method | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.