Membership
Tour
Register
Log in
Takao Tanaka
Follow
Person
Izumi, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Method for preparing aluminum nitride and its sinter
Patent number
4,983,462
Issue date
Jan 8, 1991
Mitsui Toatsu Chemicals, Inc.
Atsuhiko Hiai
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method for preparing aluminum nitride and its sinter
Patent number
4,869,925
Issue date
Sep 26, 1989
Mitsui Toatsu Chemicals, Inc.
Atsuhiko Hiai
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Process for polymerization of .alpha.-olefins
Patent number
4,220,745
Issue date
Sep 2, 1980
Mitsui Toatsu Chemicals, Inc.
Takao Tanaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...