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Takashi Yamagishi
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Itami, JP
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last 30 patents
Information
Patent Grant
Process for producing flakes of glass
Patent number
5,294,237
Issue date
Mar 15, 1994
Nippon Sheet Glass Co., Ltd.
Toshiaki Mizuno
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Apparatus for producing flakes of glass
Patent number
5,201,929
Issue date
Apr 13, 1993
Nippon Sheet Glass Co., Ltd.
Toshiaki Mizuno
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Process for producing chalcogenide glass fiber
Patent number
4,908,053
Issue date
Mar 13, 1990
Non Oxide Glass Research and Development Co., Ltd.
Junji Nishii
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Ion exchange processing method of glass
Patent number
4,874,414
Issue date
Oct 17, 1989
Nippon Sheet Glass Co., Ltd.
Yoshikazu Kaite
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Method for purifying starting materials for fabricating chalchogeni...
Patent number
4,801,442
Issue date
Jan 31, 1989
Nippon Sheet Glass Co., Ltd.
Junji Nishii
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Collimator lens
Patent number
4,758,071
Issue date
Jul 19, 1988
Nippon Sheet Glass Co., Ltd.
Paul O. McLaughlin
G02 - OPTICS
Information
Patent Grant
Chalcogenide glass
Patent number
4,708,942
Issue date
Nov 24, 1987
Nippon Sheet Glass Co., Ltd.
Junji Nishiii
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Thallium-containing optical glass composition
Patent number
4,495,299
Issue date
Jan 22, 1985
Nippon Sheet Glass Co., Ltd.
Yukio Noguchi
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Converging light transmitting body of high performance and process...
Patent number
4,462,663
Issue date
Jul 31, 1984
Nippon Sheet Glass Co., Ltd.
Masayoshi Shimizu
G02 - OPTICS