Inventor · disambiguated record
Masaichi Yamamoto
Also filed as: YAMAMOTO MASAICHI
13 granted patents·5 pending applications·77 citations·filing 1981–2016
89Inventor score
Top patents by PatentIndex Score
18 records- 0183US4624966Aβ,γ-dihydropolyprenyl alcohol derivatives and pharmaceutical composition containing a polyprenyl compoundEISAI CO LTD·Filed 1985·Granted Nov 25, 1986·15 cites·8 claims
- 0273US5280048Aβ,γ-dihydropolyprenyl alcohol derivatives and pharmaceutical composition containing a polyprenyl compoundEISAI CO LTD·Filed 1993·Granted Jan 18, 1994·12 cites·17 claims
- 0371US7618950B2Method for treatment and prevention of herpes zoster by topical applicationARIGEN PHARMACEUTICALS INC·Filed 2004·Granted Nov 17, 2009·3 cites·4 claims
- 0470US6288128B1β,γ-dihydropolyprenyl alcohol derivatives and pharmaceutical composition containing a polyprenyl compoundEISAI CO LTD·Filed 1996·Granted Sep 11, 2001·9 cites·1 claims
- 0565US9440913B2Dihydroxybenzene derivatives and antiprotozoal agent comprising same as active ingredientSAIMOTO HIROYUKI·Filed 2011·Granted Sep 13, 2016·1 cites·9 claims
- 0665US8076302B2Pyrimidine nucleoside derivatives and salts thereofMACHIDA HARUHIKO·Filed 2007·Granted Dec 13, 2011·1 cites·13 claims
- 0765US4403568AMilk-claw including inspection means for milk sucked from cow's teatsEISAI CO LTD·Filed 1981·Granted Sep 13, 1983·32 cites·9 claims
- 0856US8778975B2Helicobacter pylori eradicating agent having inhibitory activity on gastric acid secretionITO MASAHARU·Filed 2007·Granted Jul 15, 2014·0 cites·3 claims
- 0952US7622598B2Phenol derivatives and antitrypanosoma preventive/therapeutic agent comprising the same as active ingredientARIGEN PHARMACEUTICALS INC·Filed 2004·Granted Nov 24, 2009·2 cites·15 claims
- 1044US2009143438A1Novel Pyridine Derivative Having Anti-Helicobacter Pylori ActivityARIGEN PHARMACEUTICALS INC·Filed 2007·Application pending·0 cites
- 1142US7868206B2Trihalomethionine derivative and pharmaceutical product containing the sameUNIV GUNMA NAT UNIV CORP·Filed 2006·Granted Jan 11, 2011·0 cites·6 claims
- 1241US6111131ABeta, gamma-dihydropolyprenyl alcohol derivatives and pharmaceutical composition containing a polyprenyl compoundEISAI CO LTD·Filed 1996·Granted Aug 29, 2000·1 cites·4 claims
- 1339US2015166498A1Dihydroorotic acid dehydrogenase inhibitorNAI INC·Filed 2013·Application pending·0 cites
- 1438US2005153870A1Medicinal composition for diagnosis, prevention, or therapy of multiple risk factor syndromeFiled 2002·Application pending·0 cites
- 1535US9737504B2Dihydroorotic and acid dehydrogenase inhibitorNAI INC·Filed 2016·Granted Aug 22, 2017·0 cites·4 claims
- 1635US2012041030A1Pyridine thio derivative, and pharmaceutical composition which contains same and has anti-helicobacter pylori actionYAMAMOTO MASAICHI·Filed 2010·Application pending·0 cites
- 1734US2016263081A1Antiparasitic agentNAI INC·Filed 2014·Application pending·0 cites
- 1833US5658958Aβ, γ-dihydropolyprenyl alcohol derivatives effective at mitigating stress in animalsEISAI CO LTD·Filed 1996·Granted Aug 19, 1997·1 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →