Okimasa Yamada

Person

Kitaibaraki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Process for producing fluorinated copolymer, fluorinated copolymer,...
- Patent number 6,281,312
- Issue date Aug 28, 2001
- Nippon Mektron, Ltd.
- Takashi Enokida
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Flourine-containing copolymer composition
- Patent number 6,160,053
- Issue date Dec 12, 2000
- Nippon Medtron, Limited
- Takashi Enokida
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing fluorine-containing graft copolymer
- Patent number 6,124,404
- Issue date Sep 26, 2000
- Nippon Mektron Limited
- Takashi Enokida
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing hexafluoroacetone or its hydrate
- Patent number 4,960,947
- Issue date Oct 2, 1990
- Nippon Mektron Limited
- Takehiro Sonoi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Fluorine-containing elastomer composition
- Patent number 4,929,686
- Issue date May 29, 1990
- Nippon Mektron Ltd
- Takehiro Sonoi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing hexafluoroacetone or its hydrate
- Patent number 4,885,398
- Issue date Dec 5, 1989
- Nippon Mektron Limited
- Takehiro Sonoi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Fluorine-containing elastomer composition
- Patent number 4,833,212
- Issue date May 23, 1989
- Nippon Mektron Limited
- Okimasa Yamada
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for treating molded, porous carbon article
- Patent number 4,592,883
- Issue date Jun 3, 1986
- Nippon Mektron Ltd
- Okimasa Yamada
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Okimasa Yamada

Person

Patents Grantslast 30 patents

Process for producing fluorinated copolymer, fluorinated copolymer,...

Flourine-containing copolymer composition

Process for producing fluorine-containing graft copolymer

Process for producing hexafluoroacetone or its hydrate

Fluorine-containing elastomer composition

Process for producing hexafluoroacetone or its hydrate

Fluorine-containing elastomer composition

Process for treating molded, porous carbon article