Inventor · disambiguated record
Keiichi Kihara
Also filed as: KIHARA KEIICHI · SAKAMOTO TERUHISA · SEKIZAWA KAZUHIKO
13 granted patents·167 citations·filing 1974–1980
92Inventor score
Top patents by PatentIndex Score
13 records- 0193US4250339AProcess for producing methacroleinTOYO SODA MFG CO LTD·Filed 1979·Granted Feb 10, 1981·34 cites·6 claims
- 0288US4165311AAddition compound of dipeptide derivative and amino acid derivativeTOYO SODA MFG CO LTD·Filed 1978·Granted Aug 21, 1979·30 cites·21 claims
- 0381US4256836AAddition compound of dipeptide derivative and amino acid derivativeTOYO SODA MFG CO LTD·Filed 1979·Granted Mar 17, 1981·20 cites·21 claims
- 0470US4284721AMethod for manufacturing dipeptidesSAGAMI CHEM RES·Filed 1980·Granted Aug 18, 1981·23 cites·10 claims
- 0567US4110366AProcess for producing alkali metal styrenesulfonateTOYO SODA MFG CO LTD·Filed 1976·Granted Aug 29, 1978·7 cites·5 claims
- 0664US4174459AProcess for producing methacrylic acidTOYO SODA MFG CO LTD·Filed 1977·Granted Nov 13, 1979·17 cites·11 claims
- 0757US4436925AAddition compound of dipeptide derivative and amino acid derivativeTOYO SODA MFG CO LTD·Filed 1980·Granted Mar 13, 1984·11 cites·9 claims
- 0853US4115436AProcess for producing ammonium p-styrenesulfonateTOYO SODA MFG CO LTD·Filed 1977·Granted Sep 19, 1978·4 cites·4 claims
- 0952US4302306ABromination of side chain of m-phenoxytolueneTOYO SODA MFG CO LTD·Filed 1980·Granted Nov 24, 1981·4 cites·6 claims
- 1045US3943161AProcess for producing conjugated dienes containing a cyano groupTOYO SODA MFG CO LTD·Filed 1974·Granted Mar 9, 1976·2 cites·7 claims
- 1143US4029640AProcess for producing ammonium aromatic sulfonateTOYO SODA MFG CO LTD·Filed 1975·Granted Jun 14, 1977·5 cites·8 claims
- 1242US4309341AMethod for purifying α- L-aspartyl-L-phenylalanine lower alkyl esterSAGAMI CHEM RES·Filed 1980·Granted Jan 5, 1982·8 cites·4 claims
- 1342US4061669AProcess for producing ammonium p-styrenesulfonateTOYO SODA MFG CO LTD·Filed 1975·Granted Dec 6, 1977·2 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →