Inventor · Yokohama, JP

Masami Yamada

28Patents
5h-index
53Co-inventors
72Inventor score

Filing activity: Sep 16, 1996 → Sep 15, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US6046256A Aqueous dispersion composition Chemistry; Metallurgy 22 Expired
US9499516B2 Nitrogen-containing heterocyclic compound Chemistry; Metallurgy 8 Active
US9315458B2 Nitrogen-containing heterocyclic compound Chemistry; Metallurgy 8 Active
US9518042B2 Nitrogen-containing heterocyclic compound Chemistry; Metallurgy 8 Active
US9777005B2 Bicyclic heterocyclic compound containing a substituted pyrrole ring Chemistry; Metallurgy 5 Active
US10548899B2 Quinazolinone and benzotriazinone compounds with cholinergic muscarinin M1 receptor positive allosteric modulator activity Chemistry; Metallurgy 4 Active
US10208046B2 Nitrogen-containing heterocyclic compound Chemistry; Metallurgy 4 Active
US10087150B2 Heterocyclic compound Chemistry; Metallurgy 4 Active
US9868725B2 Isoindoline-1-one derivatives as cholinergic muscarinic M1 receptor positive alloesteric modulator activity for the treatment of Alzheimer's disease Chemistry; Metallurgy 4 Active
US9878989B2 Heterocyclic compound Chemistry; Metallurgy 4 Active
US10323027B2 2,3-dihydro-4H-1,3-benzoxazin-4-one derivatives as modulators of cholinergic muscarinic M1 receptor Chemistry; Metallurgy 3 Active
US5939159A Aqueous resin dispersion Emerging Cross-Sectional Technologies 3 Expired
US10428056B2 Heterocyclic compound Chemistry; Metallurgy 3 Active
US9789084B2 Nitrogen-containing heterocyclic compound Chemistry; Metallurgy 2 Active
US11236099B2 Heterocyclic compound Human Necessities 2 Active
US9675597B2 Nitrogen-containing heterocyclic compound Chemistry; Metallurgy 2 Active
US9655881B2 Nitrogen-containing heterocyclic compound Chemistry; Metallurgy 2 Active
US10457670B2 Isoindoline-1-one derivatives as cholinergic muscarinic M1 receptor positive alloesteric modulator activity for the treatment of Alzheimers disease Chemistry; Metallurgy 2 Active
US9775827B2 Nitrogen-containing heterocyclic compound Chemistry; Metallurgy 2 Active
US10548877B2 Aromatic ring compound Chemistry; Metallurgy 2 Active
US9662316B2 Nitrogen-containing heterocyclic compound Chemistry; Metallurgy 2 Active
US9789083B2 Nitrogen-containing heterocyclic compound Chemistry; Metallurgy 2 Active
US11407748B2 Substituted pyrido[1,2-a]pyrimidines and pyrazino[1,2-a]pyrimidines for enhancing AMPA receptor function Chemistry; Metallurgy 1 Active
US10899752B2 2,3-dihydro-4H-1,3-benzoxazin-4-one derivatives as modulators of cholinergic muscarinic M1 receptor Chemistry; Metallurgy 0 Active
US9732086B2 Bicyclic heterocyclic compound containing a substituted pyrrole ring General 0 Revoked

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