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Yukio Saeki
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Fujieda, JP
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last 30 patents
Information
Patent Grant
Color developer for pressure-sensitive recording paper
Patent number
5,034,370
Issue date
Jul 23, 1991
Sumitomo Durez Company, Ltd.
Yukio Saeki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Color developer for pressure sensitive recording paper and producti...
Patent number
4,920,186
Issue date
Apr 24, 1990
Sumitomo Durez Company, Ltd.
Yukio Tokunaga
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Color developer for pressure-sensitive recording paper and producti...
Patent number
4,920,185
Issue date
Apr 24, 1990
Sumitomo Durez Company, Ltd.
Yukio Tokunaga
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Method of producing a quick-curing novolac phenolic resin using amm...
Patent number
4,870,154
Issue date
Sep 26, 1989
Sumitomo Durez Company, Ltd.
Yukio Saeki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Production of phenolic resin composite foam
Patent number
4,698,370
Issue date
Oct 6, 1987
Sumitomo Durez Company, Ltd.
Yukio Saeki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Manufacturing method for phenol resin foam
Patent number
4,694,028
Issue date
Sep 15, 1987
Sumitomo Durez Company, Ltd.
Yukio Saeki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Resin coated sand for casting
Patent number
4,529,751
Issue date
Jul 16, 1985
Sumitomo Durez Company, Ltd.
Yukio Saeki
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Coated sand and method for producing
Patent number
4,468,486
Issue date
Aug 28, 1984
Sumitomo Durez Company, Ltd.
Noriaki Matsushima
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Resin coated sand composition and method of producing same
Patent number
4,460,717
Issue date
Jul 17, 1984
Sumitomo Durez Company, Ltd.
Yukio Saeki
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Coated sand composition and method for producing same
Patent number
4,460,716
Issue date
Jul 17, 1984
Sumitomo Durez Company, Ltd.
Yukio Saeki
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Resin coated sand for shell foundry process
Patent number
4,459,375
Issue date
Jul 10, 1984
Sumitomo Durez Company, Ltd.
Yukio Saeki
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Resin-coated sand for shell-molds and method for producing same
Patent number
4,459,376
Issue date
Jul 10, 1984
Sumitomo Durez Company, Ltd.
Noriaki Matsushima
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Shell-molding resin coated sand
Patent number
4,459,377
Issue date
Jul 10, 1984
Sumitomo Durez Company, Ltd.
Yukio Saeki
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Resin coated sand for shell molding process
Patent number
4,452,927
Issue date
Jun 5, 1984
Sumitomo Durez Company, Ltd.
Noriaki Matsushima
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Resin-coated sand composition and method for producing same
Patent number
4,452,926
Issue date
Jun 5, 1984
Sumitomo Durez Company, Ltd.
Noriaki Matsushima
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method for accelerating cure of resole type phenolic resins
Patent number
4,426,484
Issue date
Jan 17, 1984
Sumitomo Durez Company, Ltd.
Yukio Saeki
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Powder phenolic resin composition for dry process resin-bonded felt
Patent number
4,419,477
Issue date
Dec 6, 1983
Sumitomo Durez Company, Ltd.
Yukio Saeki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Resin coated sand and method for producing same
Patent number
4,418,161
Issue date
Nov 29, 1983
Sumitomo Durez Company, Ltd.
Noriaki Matsushima
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Process for producing acetophenone-modified phenolic resin
Patent number
4,166,166
Issue date
Aug 28, 1979
Sumitomo Durez Company, Ltd.
Nobutaka Nakamura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyvinyl acetate-modified phenolic resin composition
Patent number
4,125,502
Issue date
Nov 14, 1978
Sumitomo Durez Company, Ltd.
Nobutaka Nakamura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for accelerated curing of phenolic resin adhesives
Patent number
4,109,057
Issue date
Aug 22, 1978
Sumitomo Durez Company, Ltd.
Nobutaka Nakamura
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...