Natsuki Ishizuka
7Patents
5h-index
17Co-inventors
60Inventor score
Filing activity: May 15, 1979 → Apr 18, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8124625B2 | Method of enhancing the expression of apolipoprotein AI using olefin derivatives | Chemistry; Metallurgy | 22 | Expired |
| US4256640A | Tetrahydrothiopyrano[2,3-b]indole derivatives | Chemistry; Metallurgy | 14 | Expired |
| US7956082B2 | Indole derivative having PGD2 receptor antagonist activity | Chemistry; Metallurgy | 13 | Active |
| US6218427A | Chromene-3-carboxylate derivatives | Chemistry; Metallurgy | 6 | Expired |
| US8106051B2 | Utilities of amide compounds | Chemistry; Metallurgy | 6 | Active |
| US7429593B2 | Utilities of amide compounds | Chemistry; Metallurgy | 3 | Expired |
| US8178681B2 | 3-carbamoyl-2-pyridone derivatives | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.