Yutaka Oguchi
5Patents
3h-index
13Co-inventors
46Inventor score
Filing activity: Sep 14, 1976 → Feb 23, 1983
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4356339A | Process for isolating and recovering butene-1 of high purity | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4108682A | Process for fluidized contact | Performing Operations; Transporting | 11 | Expired |
| US4544633A | Process for producing vitamin B.sub.12 by the fermentation technique, and vitamin B.sub.12 -producing microorganism | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4383110A | Process for purifying and separating vitamin B.sub.12 | Chemistry; Metallurgy | 2 | Expired |
| US4436663A | Process for separating porphyrins | Performing Operations; Transporting | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.