Inventor · disambiguated record
Masahiko Kinugawa
Also filed as: KINUGAWA MASAHIKO
2 granted patents·1 pending application·3 citations·filing 1993–2004
44Inventor score
Files withKYOWA HAKKO KOGYO KK3
Top patents by PatentIndex Score
3 records- 0141US5585488AProcess for producing indolocarbazole derivativesKYOWA HAKKO KOGYO KK·Filed 1995·Granted Dec 17, 1996·2 cites·3 claims
- 0239US2006217554A1Processes for producing pyrazoloacridone derivative and synthetic intermediate thereofKYOWA HAKKO KOGYO KK·Filed 2004·Application pending·0 cites
- 0332US5344938AIndole 3-carboxylic acid derivativesKYOWA HAKKO KOGYO KK·Filed 1993·Granted Sep 6, 1994·1 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →