Nobuhiro Umeda
8Patents
2h-index
20Co-inventors
47Inventor score
Filing activity: Aug 28, 1989 → Jul 30, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6342516B1 | Phenylazole compounds, process for producing the same and drugs for hyperlipemia | Chemistry; Metallurgy | 23 | Expired |
| US6482948B1 | Thienopyrimidine compounds and salts thereof and process for the preparation of the same | Chemistry; Metallurgy | 17 | Expired |
| US5663172A | Preventive agent for platelet aggregation | Chemistry; Metallurgy | 1 | Expired |
| US7652155B2 | Diamine derivative, production process therefor and antioxidant | Chemistry; Metallurgy | 0 | Expired |
| US5856480A | Optically active compound | Chemistry; Metallurgy | 0 | Expired |
| US5185460A | Aminoacetonitrile derivatives | Chemistry; Metallurgy | 0 | Expired |
| US7553837B2 | Phenylazole compounds production process and antioxidants | Chemistry; Metallurgy | 0 | Expired |
| US4990630A | 2,3-diaminoacrylonitrile derivatives and process for making the same | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.