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Yoshiyuki Nishimura
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Ibaraki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Milled carbon fiber and process for producing the same
Patent number
6,528,036
Issue date
Mar 4, 2003
Kashima Oil Co., Ltd.
Yoshiyuki Nishimura
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Milled carbon fiber and process for producing the same
Patent number
6,303,095
Issue date
Oct 16, 2001
Petoca, Ltd.
Yoshiyuki Nishimura
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Mesophase pitch-based carbon fiber for use in negative electrode of...
Patent number
5,951,959
Issue date
Sep 14, 1999
Petoca, Ltd.
Yoshiyuki Nishimura
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Negative electrode material for use in lithium-ion secondary batter...
Patent number
5,792,577
Issue date
Aug 11, 1998
Petoca, Ltd.
Hiroshi Ejiri
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Carbon material for lithium secondary battery and process for produ...
Patent number
5,698,341
Issue date
Dec 16, 1997
Petoca, Ltd.
Toshio Tamaki
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Negative electrode for use in a secondary battery
Patent number
5,556,723
Issue date
Sep 17, 1996
Kabushiki Kaisha Toshiba
Takahisa Ohsaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Carbon fibers and non-woven fabrics
Patent number
5,536,486
Issue date
Jul 16, 1996
Petoca Ltd.
Yoshikazu Nagata
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Process for producing pitch based activated carbon fibers and carbo...
Patent number
5,356,574
Issue date
Oct 18, 1994
Petoca, Ltd.
Toshio Tamaki
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Carbon fiber felting material and process for producing the same
Patent number
5,336,557
Issue date
Aug 9, 1994
Petoca Ltd.
Akio Takamatsu
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information
Patent Grant
Process for producing carbon fiber felt
Patent number
5,283,113
Issue date
Feb 1, 1994
Petoca, Ltd.
Yoshiyuki Nishimura
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information
Patent Grant
Carbon fiber structure and process for producing the same
Patent number
5,254,396
Issue date
Oct 19, 1993
Petoca Ltd.
Tetsuji Takemura
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Flexible materials for reflecting electromagnetic wave
Patent number
5,035,942
Issue date
Jul 30, 1991
Petoca Ltd.
Yoshikazu Nagata
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Patents Applications
last 30 patents
Information
Patent Application
Milled carbon fiber and process for producing the same
Publication number
20010051126
Publication date
Dec 13, 2001
PETOCA, LTD.
Yoshiyuki Nishimura
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING