Inventor · disambiguated record
Naruhito Masai
Also filed as: MASAI NARUHITO
3 granted patents·4 citations·filing 1984–1989
56Inventor score
Files withSUMITOMO PHARMA3
Top patents by PatentIndex Score
3 records- 0140US5021435ACertain pyridyl-thiazolidin-4-one having anti-ulcer activitySUMITOMO PHARMA·Filed 1989·Granted Jun 4, 1991·3 cites·6 claims
- 0233US4705784ACephem compoundsSUMITOMO PHARMA·Filed 1984·Granted Nov 10, 1987·1 cites·20 claims
- 0330US4761409ACephem derivativesSUMITOMO PHARMA·Filed 1985·Granted Aug 2, 1988·0 cites·23 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →