Masashi Okada

Follow

Person

Nagaokakyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Composite and molding from the composite
- Patent number 5,369,183
- Issue date Nov 29, 1994
- Sanyo Chemical Industries, Ltd.
- Masashi Okada
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Water-soluble copolymers useful for enhanced oil recovery
- Patent number 4,563,290
- Issue date Jan 7, 1986
- Sanyo Chemical Industries, Ltd.
- Masashi Okada
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Sizing composition
- Patent number 4,529,447
- Issue date Jul 16, 1985
- Sanyo Chemical Industries, Ltd.
- Masashi Okada
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for production of a water-in-oil polymer emulsion having an...
- Patent number 4,152,307
- Issue date May 1, 1979
- Sanyo Chemical Industries, Ltd.
- Yasuo Shibahara
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE