Ryuji Haseyama

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Alicyclic diamines, alicyclic diisocyanates and polyisocyanato-isoc...
- Patent number 5,336,749
- Issue date Aug 9, 1994
- Mitsui Toatsu Chemicals, Incorporated
- Ryuji Haseyama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Alicyclic diamines, alicyclic diisocyanates and polyisocyanato-isoc...
- Patent number 5,210,286
- Issue date May 11, 1993
- Mitsui Toatsu Chemicals, Inc.
- Ryuji Haseyama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyisocyanato-isocyanurate, and preparation process and use of the...
- Patent number 5,159,045
- Issue date Oct 27, 1992
- Mitsui Toatsu Chemicals, Inc.
- Ryuji Haseyama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Alicyclic diamines, alicyclic diisocyanates and polyisocyanato-isoc...
- Patent number 5,126,426
- Issue date Jun 30, 1992
- Mitsui Toatsu Chemicals, Incorporated
- Ryuji Haseyama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyisocyanatoalkylphenyl-isocyanurates, method for the preparation...
- Patent number 5,124,429
- Issue date Jun 23, 1992
- Mitsui Toatsu Chemicals, Inc.
- Ryuji Haseyama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyisocyanatoalkylphenyl-isocyanurates, method for the preparation...
- Patent number 5,091,496
- Issue date Feb 25, 1992
- Mitsui Toatsu Chemicals, Inc.
- Ryuji Haseyama
- C07 - ORGANIC CHEMISTRY