Inventor · Chiba, JP

Joji Kamiya

10Patents
4h-index
27Co-inventors
56Inventor score

Filing activity: Dec 28, 1982 → Nov 2, 1992

Most-cited inventions

PatentTitleAreaCited byStatus
US5008267A Pyrimidinedione compounds, method of producing the same and antiarrythmic agents containing the same Chemistry; Metallurgy 24 Expired
US4521415A 6-(Substituted phenyl)-4,5-dihydro-3(2H)-pyridazinone compounds Chemistry; Metallurgy 15 Expired
US5192799A Coumaran group containing amine compounds and their acid addition salts and quaternary ammonium salts and the use thereof as anti arrhythmic agents and as psychotropic agents Chemistry; Metallurgy 7 Expired
US5332739A Pyrimidinedione derivatives and antiarrhythmic agents containing same Chemistry; Metallurgy 5 Expired
US4639451A Pyridazinone derivatives Chemistry; Metallurgy 3 Expired
US4523011A Process for preparing 6-(substituted phenyl)-4,5-dihydro-3(2H)-pyridazinone compounds Chemistry; Metallurgy 2 Expired
US4965263A 6-acylaminophenyl-5-alkyl-4,5-dihydro-3(2H)-pyridazinone compounds useful as blood pressure depressants, antithrombotic agents and in the treatment of heart disease Chemistry; Metallurgy 1 Expired
US5114941A Pyrimidinedione derivative compounds, method for preparing same, and antiarrythmic agents containing same Human Necessities 1 Expired
US4824952A Isoquinoline derivative Chemistry; Metallurgy 0 Expired
US5308848A Pyrimidinedione derivatives and antiarrythmic agents containing the same Chemistry; Metallurgy 0 Expired

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