Inventor · Susono, JP

Koji Yamada

48Patents
10h-index
121Co-inventors
78Inventor score

Filing activity: Feb 24, 1977 → Jul 14, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US4923986A Derivatives of physiologically active substance K-252 Chemistry; Metallurgy 87 Expired
US4555402A Physiologically active substance K-252, process for producing same and pharmaceutical composition containing same Chemistry; Metallurgy 33 Expired
US5378701A Tricyclic compounds Chemistry; Metallurgy 24 Expired
US5607955A Tricyclic compounds on angiotensin II receptor antagonists Chemistry; Metallurgy 19 Expired
US5478840A Tricyclic compounds Chemistry; Metallurgy 19 Expired
US5679703A Tricyclic compounds having ACAT inhibiting activity Chemistry; Metallurgy 16 Expired
US5340807A Tricyclic compounds and intermediates thereof Chemistry; Metallurgy 16 Expired
US5478835A Tricyclic compounds and intermediates thereof Chemistry; Metallurgy 15 Expired
US4677100A Cephalosporin derivatives Chemistry; Metallurgy 13 Expired
US6838465B2 N-acyltetrahydroisoquinoline derivatives Chemistry; Metallurgy 10 Expired
US7410976B2 Spirochromanone derivatives Chemistry; Metallurgy 6 Active
US6703388B2 Nitrogen-containing tricyclic compounds and drugs containing the same Chemistry; Metallurgy 6 Expired
US5011854A Hydroxamic acid derivatives and use thereof in combatting lipoxygenase-mediated diseases Chemistry; Metallurgy 5 Expired
US5112818A 2-(2-cyclopropylpyrrolidin-4-ylthio)carbapenhem derivatives Chemistry; Metallurgy 5 Expired
US6583138B1 Heterocyclic-ring condensed benzothiazine compound Chemistry; Metallurgy 5 Expired
US5698560A Imidazoquinazoline derivatives Chemistry; Metallurgy 5 Expired
US5661147A Imidazoquinazoline derivatives Chemistry; Metallurgy 4 Expired
US4495192A 1-Substituted 1,4-dihydropyridines Chemistry; Metallurgy 4 Expired
US5550121A Aminoalkylpyrrolidinylthiocarbapenem derivatives Chemistry; Metallurgy 4 Expired
US6333322A Nitrogen-containing tricyclic compounds and drugs containing the same Chemistry; Metallurgy 3 Expired
US6127541A Imidazoquinazoline derivatives Chemistry; Metallurgy 3 Expired
US4883868A 7-amino-3-(substituted isoindolinium)methyl-3-cephem derivatives Emerging Cross-Sectional Technologies 2 Expired
US4959469A Crystalline cephalosporin compounds Chemistry; Metallurgy 2 Expired
US5061794A Cephalosporin derivatives, and antibacterial agents Chemistry; Metallurgy 2 Expired
US6251891A Carbapenem derivatives Human Necessities 2 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.