Rie Tanaka
9Patents
3h-index
14Co-inventors
54Inventor score
Filing activity: Feb 5, 1991 → Dec 26, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5830889A | Antibacterial penem esters derivatives | Human Necessities | 12 | Expired |
| US5703068A | Penem compounds | Human Necessities | 4 | Expired |
| US5506225A | Antibacterial penem compounds | Human Necessities | 3 | Expired |
| US5116832A | Penem derivatives production and use thereof | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6867297B1 | Process for synthesizing 4-substituted azetidinone derivatives | Chemistry; Metallurgy | 2 | Expired |
| US5885981A | Antibacterial penem esters derivatives | Human Necessities | 1 | Expired |
| US9040476B2 | Skin cleanser composition | Chemistry; Metallurgy | 0 | Active |
| US6049009A | Production method of optically active trans-vinylsulfide alcohol | Chemistry; Metallurgy | 0 | Expired |
| US11426351B2 | Process for producing a pharmaceutical composition containing micro particles | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.