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Toshikuni Kaino
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Sendai, JP
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last 30 patents
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Patent Grant
Deuterated 2-adamantylamino-5-nitropyridine, organic nonlinear opti...
Patent number
5,981,756
Issue date
Nov 9, 1999
Nippon Telegraph and Telephone Corporation
Atsushi Yokoo
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Third-order nonlinear optical main chain polymer material and metho...
Patent number
5,496,503
Issue date
Mar 5, 1996
Nippon Telegraph and Telephone
Takashi Kurihara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Second-order nonlinear optical polymer and method for producing the...
Patent number
5,359,008
Issue date
Oct 25, 1994
Nippon Telegraph & Telephone Corporation
Michiyuki Amano
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Third-order nonlinear optical main chain polymer material and metho...
Patent number
5,318,729
Issue date
Jun 7, 1994
Nippon Telegraph & Telephone Corporation
Takashi Kurihara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Organic nonlinear optical material and nonlinear optical device
Patent number
4,997,595
Issue date
Mar 5, 1991
Nippon Telegraph & Telephone Corporation
Takashi Kurihara
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Plastics optical fibers
Patent number
4,542,957
Issue date
Sep 24, 1985
Nippon Telegraph & Telephone Public Corporation
Kazuo Ishiwari
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Fabrication of a low-loss plastic optical fiber
Patent number
4,381,269
Issue date
Apr 26, 1983
Nippon Telegraph and Telephone Public Corporation
Toshikuni Kaino
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL