Inventor · disambiguated record
Masayoshi Okubo
Also filed as: OKUBO MASAYOSHI
6 granted patents·2 pending applications·148 citations·filing 1986–2009
85Inventor score
Files withMITA INDUSTRIAL CO LTD2DAINIPPON PRINTING CO LTD1DAINIPPON TORYO KK1HAMAMOTO SHIGEKI1NIPPON ZEON CO1
Top patents by PatentIndex Score
8 records- 0187US4996265AProcess for preparation of monodisperse polymer particles having increased particle sizeMITA INDUSTRIAL CO LTD·Filed 1989·Granted Feb 26, 1991·50 cites·18 claims
- 0286US6410655B2Resin composition for aqueous paintDAINIPPON TORYO KK·Filed 2000·Granted Jun 25, 2002·25 cites·16 claims
- 0378US4910229AProcess for producing hollow polymer latex particlesNIPPON ZEON CO·Filed 1989·Granted Mar 20, 1990·28 cites·6 claims
- 0471US5179158AProcess for producing aqueous resin dispersionTOA GOSEI CHEM IND·Filed 1990·Granted Jan 12, 1993·22 cites·7 claims
- 0559US4777104AElectrophotographic toner made by polymerizing monomers in solution in presence of colorantMITA INDUSTRIAL CO LTD·Filed 1986·Granted Oct 11, 1988·23 cites·12 claims
- 0653US2008138366A1CosmeticsSUMITOMO SEIKA CHEMICALS·Filed 2006·Application pending·0 cites
- 0745US2002132931A1Resin composition for aqueous paintDAINIPPON PRINTING CO LTD·Filed 2002·Application pending·0 cites
- 0843US9187580B2Resin particle having many recesses on the surface thereofHAMAMOTO SHIGEKI·Filed 2009·Granted Nov 17, 2015·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →