Keizo Ogihara
4Patents
3h-index
6Co-inventors
36Inventor score
Filing activity: May 1, 1984 → Apr 27, 1987
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4778725A | Functional polymers derived from polyamines and process for producing the same | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4525576A | Process for producing sequential polyamino acid resin | Chemistry; Metallurgy | 5 | Expired |
| US4701497A | Process for producing novel photosensitive resins | Chemistry; Metallurgy | 4 | Expired |
| US4559172A | Process for acylation with novel acylating agent | Human Necessities | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.