Inventor · disambiguated record
Hisao Kakegawa
Also filed as: KAKEGAWA HISAO
15 granted patents·1 pending application·141 citations·filing 1985–2004
93Inventor score
Top patents by PatentIndex Score
16 records- 0181US4732916ANovel guanidinomethylbenzoic acid derivativesMED CREAT KK·Filed 1986·Granted Mar 22, 1988·34 cites·2 claims
- 0275US5061812AAscorbic acid derivativeNIPPON HYPOX LAB INC·Filed 1989·Granted Oct 29, 1991·11 cites·5 claims
- 0371US5143648AAscorbic acid derivative and use as antioxidantNIPPON HYPOX LAB INC·Filed 1991·Granted Sep 1, 1992·12 cites·18 claims
- 0465US5004742ABenzothiazine-1,1-dioxide derivativesNIPPON HYPOX LAB INC·Filed 1989·Granted Apr 2, 1991·12 cites·6 claims
- 0562US5006548AAcrylamidobenzoic acid derivatives and their useSAWAI SEIYAKU KK·Filed 1989·Granted Apr 9, 1991·6 cites·14 claims
- 0658US4634777A[(1,3-dioxo-1,3-propanediyl)diimino)]bisbenzoic acid derivativesSAWAI SEIYAKU KK·Filed 1985·Granted Jan 6, 1987·4 cites·5 claims
- 0758US4617292APharmaceutical compositions and method for inhibiting histamine release tocopheryl glycosideSUNSTAR KK·Filed 1985·Granted Oct 14, 1986·12 cites·25 claims
- 0856US5034543AAscorbic acid derivative and use as antioxidantsNIPPON HYPOX LAB INC·Filed 1989·Granted Jul 23, 1991·4 cites·3 claims
- 0954US4898890AMedicines for use in the therapy and prevention of kidney and liver diseasesDAINIPPON INK & CHEMICALS·Filed 1987·Granted Feb 6, 1990·18 cites·52 claims
- 1052US5109025ATherapeutic agent for penal disordersDAINIPPON INK & CHEMICALS·Filed 1989·Granted Apr 28, 1992·15 cites·5 claims
- 1149US5194445AAscorbic acid derivativeNIPPON HYPOX LAB INC·Filed 1990·Granted Mar 16, 1993·7 cites·7 claims
- 1248US5011949AAscorbic acid derivativeNIPPON HYPOX LAB INC·Filed 1989·Granted Apr 30, 1991·2 cites·7 claims
- 1343US2007295669A1Method of Treating Strongly Acid Wastewater Containing Harmful SubstanceUNIV KAGAWA NAT UNIV CORP·Filed 2004·Application pending·0 cites
- 1434US4822791APharmaceutical compositions of-2,2-1,1-[bis-2,2'-(3,1-benzoxazin-4-one)9 ethylenesSAWAI SEIYAKU KK·Filed 1988·Granted Apr 18, 1989·0 cites·3 claims
- 1532US5264421AFood compositionNIPPON HYPOX LAB INC·Filed 1991·Granted Nov 23, 1993·4 cites·6 claims
- 1632US4755506APharmaceutical compositions of [(1,3,-dioxo-1,3-propanediyl)diimino]bisbenzoic acid derivatives and their useSAWAI SEIYAKU KK·Filed 1986·Granted Jul 5, 1988·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →