Inventor · disambiguated record
Itaru Shigehara
Also filed as: SHIGEHARA ITARU · TAKAHASHI RYOHEI
18 granted patents·131 citations·filing 1975–1994
94Inventor score
Top patents by PatentIndex Score
18 records- 0188US4134751AHerbicidal compound, herbicidal composition containing the same and method of use thereofISHIHARA MINING & CHEMICAL CO·Filed 1977·Granted Jan 16, 1979·20 cites·15 claims
- 0288US4070177AHerbicidal phenoxy-phenoxy alkane carboxylic acid derivativesISHIHARA MINING & CHEMICAL CO·Filed 1976·Granted Jan 24, 1978·18 cites·9 claims
- 0383US4490534AProcess for producing 3-chloro-5-trifluoromethylpyridinesISHIHARA MINING & CHEMICAL CO·Filed 1982·Granted Dec 25, 1984·16 cites·14 claims
- 0471US3969362AIsopropyl-N-(5-bromo or chloropyridyl-2)carbamateISHIHARA MINING & CHEMICAL CO·Filed 1975·Granted Jul 13, 1976·6 cites·3 claims
- 0569US4861886AMethod for isomerization of trans-form 2-methylspiro (1,3-oxathiolane-5,3')qISHAHARA SANGYO KAISHA LTD·Filed 1988·Granted Aug 29, 1989·10 cites·10 claims
- 0667US4267336AProcess for producing 4-(pyridyl-2-oxy)-phenoxyalkanecarboxylic acid or its derivativesISHIHARA MINING & CHEMICAL CO·Filed 1980·Granted May 12, 1981·6 cites·4 claims
- 0763US5229403ADiaminotrifluoromethylpyridine derivatives and phospholipase A2 inhibitor containing themISHIHARA SANGYO KAISHA·Filed 1991·Granted Jul 20, 1993·14 cites·5 claims
- 0862US5436267AN-phenylcarbamate compound, process for preparing the sasme and biocidal composition for control of harmful organismsISHIHARA SANGYO KAISHA·Filed 1994·Granted Jul 25, 1995·9 cites·7 claims
- 0957US5260320ADiaminotrifluoromethylpyridine compounds and phospholipase A2 inhibitor containing themISHIHARA SANGYO KAISHA·Filed 1992·Granted Nov 9, 1993·6 cites·10 claims
- 1052US4230642AProcess for producing 3,5-dichloro-α-methylstyreneISHIHARA SANGYO KAISHA·Filed 1979·Granted Oct 28, 1980·3 cites·3 claims
- 1151US5023336AImidazole compound and process for preparing the sameISHIHARA MINING & CHEMICAL CO·Filed 1989·Granted Jun 11, 1991·4 cites·2 claims
- 1248US4347390AProcess for producing 1-bromo-3,5-dichlorobenzeneISHIHARA MINING & CHEMICAL CO·Filed 1980·Granted Aug 31, 1982·3 cites·8 claims
- 1346US5492908ADiaminotrifluoromethylpyridine derivatives, process for their production and phospholipase A2 inhibitor containing themISHIHARA SANGYO KAISHA·Filed 1994·Granted Feb 20, 1996·5 cites·6 claims
- 1444US5763439APyridazinone derivatives or their salts, processes for their production, and anti-shock agents containing themISHIHARA SANGYO KAISHA·Filed 1994·Granted Jun 9, 1998·3 cites·12 claims
- 1542US4380670AProcess for producing 1,3,5-triaminobenzeneISHIHARA MINING & CHEMICAL CO·Filed 1981·Granted Apr 19, 1983·6 cites·7 claims
- 1638US5348967ADiaminotrifluoromethylpyridine derivatives, process for their production and phospholipase A2 inhibitor containing themISHIHARA SANGYO KAISHA·Filed 1993·Granted Sep 20, 1994·2 cites·5 claims
- 1734US4203758AHerbicidal phenoxy-phenoxyalkane thio estersISHIHARA MINING & CHEMICAL CO·Filed 1977·Granted May 20, 1980·0 cites·9 claims
- 1831US4368340AProcess for producing 1,3,5-trichlorobenzeneISHIHARA MINING & CHEMICAL CO·Filed 1980·Granted Jan 11, 1983·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →