Inventor · disambiguated record
Masao Yaso
Also filed as: YASO MASAO
14 granted patents·88 citations·filing 1977–1993
91Inventor score
Top patents by PatentIndex Score
14 records- 0178US4870175A6-substituted alkoxy-2-oxo-1,2-dihydroquinoxaline derivativesTOYO JOZO KK·Filed 1988·Granted Sep 26, 1989·16 cites·1 claims
- 0274US5155259AAldose reductase inhibitorTOYO JOZO KK·Filed 1991·Granted Oct 13, 1992·34 cites·4 claims
- 0369US4894453A2-substituted alkoxy-3-substituted-pyrazinesTOYO JOZO KK·Filed 1987·Granted Jan 16, 1990·7 cites·4 claims
- 0468US4877875A1-Substituted alkyl-2-oxo-hexahydroquinoxaline derivativesTOYO JOZO KK·Filed 1988·Granted Oct 31, 1989·6 cites·8 claims
- 0568US4837319A1-substituted alkyl-1,2-dihydro-2-pyrazinone derivativesTOYO JOZO KK·Filed 1987·Granted Jun 6, 1989·6 cites·10 claims
- 0657US5136090ABiphenyl-5,5'-bis-alkanoic acid derivatives, their production and aldose reductase inhibitors containing the sameTOYO JOZO KK·Filed 1991·Granted Aug 4, 1992·6 cites·2 claims
- 0757US4877877A1-substituted alkyl-2-oxo-hexahydroquinoxaline derivativesTOYO JOZO KK·Filed 1988·Granted Oct 31, 1989·3 cites·6 claims
- 0848US5001237A2-substituted alkoxy-3-substituted-pyrazinesTOYO JOZO KK·Filed 1989·Granted Mar 19, 1991·2 cites·2 claims
- 0945US5578596A2-alkoxy-5,6,7,8-tetrahydroquinoxaline derivatives, and production method and use thereofASAHI CHEMICAL IND·Filed 1993·Granted Nov 26, 1996·2 cites·3 claims
- 1044US5187174A6'-deoxy-6'-halo-neplanocin A and its productionASAHI CHEMICAL IND·Filed 1991·Granted Feb 16, 1993·3 cites·2 claims
- 1142US4137406ACephalosporins having a sulfur containing functional group in the 7-position side chainSAGAMI CHEM RES·Filed 1977·Granted Jan 30, 1979·1 cites·2 claims
- 1232US4870176A1-Substituted alkyl-1,2-dihydro-2-pyrazinone derivativesTOYO JOZO KK·Filed 1988·Granted Sep 26, 1989·0 cites·6 claims
- 1331US4870171A1-Substituted alkyl-2-oxo-1,2-dihydroquinoxaline derivativesTOYO JOZO KK·Filed 1988·Granted Sep 26, 1989·0 cites·3 claims
- 1431US4721713AProcess for inhibiting blood platelet aggregation and promoting vasodilationTOYO JOZO KK·Filed 1987·Granted Jan 26, 1988·2 cites·6 claims
Join the waitlist — get patent alerts
Get an alert when Masao Yaso files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →