Inventor · disambiguated record
Hiroyasu Koyama
Also filed as: KOYAMA HIROYASU
26 granted patents·121 citations·filing 1974–1991
95Inventor score
Files withNISSHIN FLOUR MILLING CO26
Top patents by PatentIndex Score
26 records- 0183US5025012ANicotinic acid derivatives and pharmaceutical compositions comprising sameNISSHIN FLOUR MILLING CO·Filed 1990·Granted Jun 18, 1991·57 cites·12 claims
- 0271US4658063AIsoprenylamine derivativesNISSHIN FLOUR MILLING CO·Filed 1985·Granted Apr 14, 1987·6 cites·2 claims
- 0368US4340760AMonophenylamine derivativesNISSHIN FLOUR MILLING CO·Filed 1981·Granted Jul 20, 1982·10 cites·5 claims
- 0464US4994456APyridinecarboxylic acid amide derivatives and pharmaceutical compositions comprising sameNISSHIN FLOUR MILLING CO·Filed 1990·Granted Feb 19, 1991·9 cites·8 claims
- 0553US4897406ARhodanine derivatives and pharmaceutical compositionsNISSHIN FLOUR MILLING CO·Filed 1988·Granted Jan 30, 1990·4 cites·2 claims
- 0652US4700002AIsoprenylamine derivativesNISSHIN FLOUR MILLING CO·Filed 1985·Granted Oct 13, 1987·2 cites·3 claims
- 0752US4517365AIsocarbostyril derivativeNISSHIN FLOUR MILLING CO·Filed 1982·Granted May 14, 1985·4 cites·1 claims
- 0850US4514573AIsoprenylamine derivativesNISSHIN FLOUR MILLING CO·Filed 1982·Granted Apr 30, 1985·3 cites·4 claims
- 0949US4757071A1,4-dihydropyridine derivatives, and pharmaceutical compositions containing same, useful for treating cardiovascular diseasesNISSHIN FLOUR MILLING CO·Filed 1985·Granted Jul 12, 1988·3 cites·13 claims
- 1046US4526893AIsocarbostyril derivativesNISSHIN FLOUR MILLING CO·Filed 1983·Granted Jul 2, 1985·3 cites·4 claims
- 1145US4723008AIsoprenylamine derivativesNISSHIN FLOUR MILLING CO·Filed 1986·Granted Feb 2, 1988·1 cites·3 claims
- 1245US4645862AIsoprenylamine derivativesNISSHIN FLOUR MILLING CO·Filed 1985·Granted Feb 24, 1987·1 cites·3 claims
- 1344US4755601ANonyl prenyl-N heterocyclicsNISSHIN FLOUR MILLING CO·Filed 1981·Granted Jul 5, 1988·2 cites·6 claims
- 1442US4857529AInterferon inducing, anti-vaccinia, and/or anti-influenza compositionsNISSHIN FLOUR MILLING CO·Filed 1988·Granted Aug 15, 1989·1 cites·4 claims
- 1542US4322555ANonaprenylamine derivativesNISSHIN FLOUR MILLING CO·Filed 1981·Granted Mar 30, 1982·2 cites·3 claims
- 1640US4568765AIsoprenylamine derivativesNISSHIN FLOUR MILLING CO·Filed 1982·Granted Feb 4, 1986·1 cites·5 claims
- 1740US4265910AIsoprenylaminesNISSHIN FLOUR MILLING CO·Filed 1980·Granted May 5, 1981·5 cites·5 claims
- 1840US3959349A2-Hydroxy-3(4-alkylphenyl)-3-butenoic acid ester and process for the production thereofNISSHIN FLOUR MILLING CO·Filed 1974·Granted May 25, 1976·1 cites·2 claims
- 1939US4659833AOptically active isocarbostyril derivatives and a method of preparing the sameNISSHIN FLOUR MILLING CO·Filed 1985·Granted Apr 21, 1987·2 cites·4 claims
- 2039US4324916ADecaprenylamine derivativesNISSHIN FLOUR MILLING CO·Filed 1980·Granted Apr 13, 1982·1 cites·8 claims
- 2135US5250526APyridinecarboxylic acid amide derivatives and pharmaceutical compositions comprising sameNISSHIN FLOUR MILLING CO·Filed 1991·Granted Oct 5, 1993·2 cites·10 claims
- 2235US4877797A1,4-Dihydropyridine derivatives and pharmaceutical compositions containing sameNISSHIN FLOUR MILLING CO·Filed 1987·Granted Oct 31, 1989·1 cites·10 claims
- 2334US4431811ADecaprenylamine derivativesNISSHIN FLOUR MILLING CO·Filed 1982·Granted Feb 14, 1984·0 cites·3 claims
- 2434US4393209ADecaprenylamine derivativesNISSHIN FLOUR MILLING CO·Filed 1980·Granted Jul 12, 1983·0 cites·4 claims
- 2533US4380668ADecaprenylamine derivativesNISSHIN FLOUR MILLING CO·Filed 1980·Granted Apr 19, 1983·0 cites·3 claims
- 2630US4555365AIsoprenylic acid amide derivativesNISSHIN FLOUR MILLING CO·Filed 1984·Granted Nov 26, 1985·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →