Primo Rizzi
4Patents
3h-index
5Co-inventors
43Inventor score
Filing activity: Jan 26, 1977 → Oct 10, 1990
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5159070A | Process for the preparation of derivative of 7-[(2-hydroxyimino)-acetamido]-cephalosporanic acid | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4435325A | 1.alpha.,25.alpha.-Dihydroxy-cholecalciferol and methods for the production thereof | Chemistry; Metallurgy | 5 | Expired |
| US4252947A | Novel quinazolinone | Human Necessities | 3 | Expired |
| US4207240A | 4,5-Seco-estrane-3,5,17-trione derivatives | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.