Ryo Watanabe
6Patents
3h-index
16Co-inventors
43Inventor score
Filing activity: Apr 6, 1993 → Feb 19, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5589439A | Tetrazolinone derivatives | Chemistry; Metallurgy | 26 | Expired |
| US5641727A | Herbicidal 1-pyridyltetrazolinones | Human Necessities | 7 | Expired |
| US5776858A | 1-azinyl-tetrazolinones | Human Necessities | 4 | Expired |
| US5710278A | Herbicidal 1-pyridyltetrazolinones | Human Necessities | 2 | Expired |
| US5622914A | Quinoline compounds as fungicides or bactericides | Chemistry; Metallurgy | 0 | Expired |
| US5346880A | Herbicidally active pyrimidinylthioalkane derivatives | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.