Inventor · disambiguated record
Takeo Oyamada
Also filed as: OYAMADA TAKEO
10 granted patents·514 citations·filing 1974–1991
92Inventor score
Files withSUMITOMO CHEMICAL CO10
Top patents by PatentIndex Score
10 records- 0194US5110856AVinyl acetate-ethylene copolymer emulsion and process for producing the sameSUMITOMO CHEMICAL CO·Filed 1991·Granted May 5, 1992·177 cites·3 claims
- 0294US5070134AVinyl acetate-ethylene copolymer emulsion and process for producing the sameSUMITOMO CHEMICAL CO·Filed 1990·Granted Dec 3, 1991·186 cites·3 claims
- 0385US4128518APressure-sensitive adhesive and vinyl acetate-ethylene copolymer emulsion useful as base material thereforSUMITOMO CHEMICAL CO·Filed 1977·Granted Dec 5, 1978·41 cites·6 claims
- 0475US4108819AProcess for producing an aqueous dispersion of vinyl acetate-ethylene copolymer including an epoxide compoundSUMITOMO CHEMICAL CO·Filed 1977·Granted Aug 22, 1978·26 cites·22 claims
- 0572US4123405AProcess for producing aqueous emulsions of vinyl chloride/vinyl acetate/ethylene terpolymersSUMITOMO CHEMICAL CO·Filed 1977·Granted Oct 31, 1978·18 cites·4 claims
- 0669US4299941AProcess for producing aqueous emulsions of vinyl chloride/vinyl ester/ethylene copolymerSUMITOMO CHEMICAL CO·Filed 1979·Granted Nov 10, 1981·14 cites·7 claims
- 0768US4094849AProcess for producing aqueous dispersion of ethylene-vinyl acetate copolymer containing no formalinSUMITOMO CHEMICAL CO·Filed 1976·Granted Jun 13, 1978·14 cites·7 claims
- 0857US4847143ABinder composition and nonwoven fabrics and impregnated papers using the sameSUMITOMO CHEMICAL CO·Filed 1986·Granted Jul 11, 1989·17 cites·11 claims
- 0956US3954724AProcess for preparing aqueous dispersions of high polymer using pullulan as a dispersantSUMITOMO CHEMICAL CO·Filed 1975·Granted May 4, 1976·14 cites·11 claims
- 1051US3984496AProcess for producing binary or ternary graft-copolymerSUMITOMO CHEMICAL CO·Filed 1974·Granted Oct 5, 1976·7 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Takeo Oyamada 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 →