Kouichi Kikuchi
23Patents
9h-index
54Co-inventors
74Inventor score
Filing activity: Feb 3, 1993 → Nov 2, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6630463B2 | Heterocycle-containing carboxylic acid derivative and drug containing the same | Chemistry; Metallurgy | 60 | Expired |
| US5977108A | Heterocycle-containing carboxylic acid derivative and drug containing the same | Chemistry; Metallurgy | 54 | Expired |
| US6329402A | Heterocycle-containing carboxylic acid derivative and drug containing the same | Chemistry; Metallurgy | 41 | Expired |
| US6884808B2 | Heterocycle-containing carboxylic acid derivative and drug containing the same | Chemistry; Metallurgy | 26 | Expired |
| US6541474B2 | Heterocycle-containing carboxylic acid derivative and drug containing the same | Chemistry; Metallurgy | 19 | Expired |
| US6358995B1 | Carboxylic acid derivatives having fused rings | Chemistry; Metallurgy | 15 | Expired |
| US5977125A | Mono-or polyenic carboxylic acid derivatives | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6110959A | Carboxylic acid derivatives having fused rings | Chemistry; Metallurgy | 11 | Expired |
| US6121309A | Fused-ring carboxylic acid derivatives | Chemistry; Metallurgy | 10 | Expired |
| US6951865B2 | Fused heterotricyclic compounds, process for preparing the compounds and drugs containing the same | Chemistry; Metallurgy | 9 | Expired |
| US6030964A | Mono- or polyenic carboxylic acid derivatives | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5389643A | Aminobenzoic acid derivatives useful for treating gastro-intestinal conditions | Human Necessities | 6 | Expired |
| US6995163B2 | Tricyclic fused heterocyclic compound, process for preparing it and medicament comprising it | Chemistry; Metallurgy | 5 | Expired |
| US7314936B2 | Deazapurines and uses thereof | Chemistry; Metallurgy | 5 | Expired |
| US6927221B2 | Tricyclic fused heterocyclic compound, process for preparing it and medicament comprising it | Chemistry; Metallurgy | 5 | Expired |
| US5599972A | Aminobenzoic acid derivatives | Human Necessities | 2 | Expired |
| US6420363B1 | Mono- or polyenic carboxylic acid derivatives | Emerging Cross-Sectional Technologies | 1 | Expired |
| US8691814B2 | Deazapurines and uses thereof | Chemistry; Metallurgy | 1 | Active |
| US5631402A | Process for preparing aminobenzoic acid derivatives | Human Necessities | 0 | Expired |
| US6133283A | Mono- or polyenic carboxylic acid derivatives | Emerging Cross-Sectional Technologies | 0 | Expired |
| US6291508A | Mono- or polyenic carboxylic acid derivatives | Emerging Cross-Sectional Technologies | 0 | Expired |
| US5578603A | Aminobenzoic acid derivatives | Human Necessities | 0 | Expired |
| US7868002B2 | Deazapurines and uses thereof | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.