Tatsuya Ohsumi

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Kyoto, JP

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Patents Grantslast 30 patents

Information Patent Grant
Thermoreversible thickening binder composition
- Patent number 6,271,300
- Issue date Aug 7, 2001
- Sanyo Chemical Industries, Ltd.
- Tatsuya Ohsumi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Water-based ink for ink-jet, and ink-jet recording method and instr...
- Patent number 5,955,515
- Issue date Sep 21, 1999
- Canon Kabushiki Kaisha
- Isao Kimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Aqueous dispersion of polymer composition
- Patent number 5,712,340
- Issue date Jan 27, 1998
- Sanyo Chemical Industries, Ltd.
- Hiroaki Gyotoku
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Thermoreversible thickener
- Patent number 5,658,981
- Issue date Aug 19, 1997
- Sanyo Chemical Industries, Ltd.
- Tatsuya Ohsumi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Viscosity index improver and method for producing the same
- Patent number 5,130,359
- Issue date Jul 14, 1992
- Sanyo Chemical Industries, Ltd.
- Tatsuya Ohsumi
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...