Eiji Kobayashi
19Patents
9h-index
40Co-inventors
68Inventor score
Filing activity: Mar 24, 1988 → Oct 15, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5070092A | Pyrroloindole derivatives related to DC-88A compound | Chemistry; Metallurgy | 108 | Expired |
| US5101038A | Novel substance DC 113 and production thereof | Chemistry; Metallurgy | 105 | Expired |
| US5187186A | Pyrroloindole derivatives | Chemistry; Metallurgy | 103 | Expired |
| US5084468A | DC-88A derivatives | Chemistry; Metallurgy | 103 | Expired |
| US5641780A | Pyrrolo-indole derivatives | Human Necessities | 102 | Expired |
| US4923986A | Derivatives of physiologically active substance K-252 | Chemistry; Metallurgy | 87 | Expired |
| US4877776A | K-252 compounds | Human Necessities | 38 | Expired |
| US5117006A | DC-88A derivatives useful as antitumor agents | Chemistry; Metallurgy | 25 | Expired |
| US5332740A | DC-89 derivatives | Chemistry; Metallurgy | 24 | Expired |
| US5670492A | DC-89 derivatives | Chemistry; Metallurgy | 6 | Expired |
| US5258383A | DC-89 derivatives | Chemistry; Metallurgy | 4 | Expired |
| US6111145A | Cyclopentenone derivative | Chemistry; Metallurgy | 3 | Expired |
| US4992570A | UCN-1028A and UCN-1028C and process for the production thereof | Emerging Cross-Sectional Technologies | 1 | Expired |
| US5008271A | DC-88A derivatives | Chemistry; Metallurgy | 1 | Expired |
| US6136854A | Cyclopentenone derivative | Human Necessities | 1 | Expired |
| US5214065A | DC-89 derivatives | Chemistry; Metallurgy | 0 | Expired |
| US5066817A | DC115A compounds produced by streptomyces sp. | Emerging Cross-Sectional Technologies | 0 | Expired |
| US5536850A | Substance DC114-A1 | Chemistry; Metallurgy | 0 | Expired |
| US5248692A | DC-89 derivatives as anti-tumor agents | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.