PETOCA, LTD.

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Chiyoda-ku, JP

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Patents Grantslast 30 patents

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
Graphite materials for negative electrode used in lithium secondary...
- Patent number 6,287,729
- Issue date Sep 11, 2001
- Petoca, Ltd.
- Toshio Tamaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Mesophase pitch-based activated carbon fibers and electric double l...
- Patent number 6,118,650
- Issue date Sep 12, 2000
- Petoca, Ltd.
- Takashi Maeda
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for producing graphite material for negative electrode used...
- Patent number 6,077,463
- Issue date Jun 20, 2000
- Petoca, Ltd.
- Yasuyuki Takai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Surface graphitized carbon material and process for producing the same
- Patent number 6,022,518
- Issue date Feb 8, 2000
- Petoca, Ltd.
- Yoshinori Yamazaki
- C01 - INORGANIC CHEMISTRY
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
Process for producing activated carbon fiber molding and activated...
- Patent number 5,888,928
- Issue date Mar 30, 1999
- Petoca, Ltd.
- Tomiji Hosotsubo
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Carbon fibers for reinforcement of cement and cement composite mate...
- Patent number 5,855,663
- Issue date Jan 5, 1999
- Petoca, Ltd.
- Katsumi Takano
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Processes for preparing milled graphite fibers
- Patent number 5,824,245
- Issue date Oct 20, 1998
- Petoca, Ltd.
- Toshio Tamaki
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Negative electrode for use in lithium secondary battery and process...
- Patent number 5,795,678
- Issue date Aug 18, 1998
- Kabushiki Kaisha Toshiba
- Norio Takami
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Pitch-based activated carbon fiber
- Patent number 5,795,843
- Issue date Aug 18, 1998
- Petoca, Ltd.
- Morinobu Endo
- 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
Carbon fibers for reinforcement of cement and cement composite mate...
- Patent number 5,686,181
- Issue date Nov 11, 1997
- Petoca, Ltd.
- Katsumi Takano
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Carbon fiber rovings for reinforcement of concrete
- Patent number 5,652,058
- Issue date Jul 29, 1997
- Petoca, Ltd.
- Yoshikazu Nagata
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for producing carbon fibers
- Patent number 5,643,547
- Issue date Jul 1, 1997
- Petoca, Ltd.
- Tetsuo Yamada
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Fiber reinforced plastic pipe and process for producing the same
- Patent number 5,629,062
- Issue date May 13, 1997
- Petoca, Ltd.
- Hiroshi Ejiri
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Process for preparing nitrogen-containing isotropic pitch and nitro...
- Patent number 5,605,618
- Issue date Feb 25, 1997
- Petoca, Ltd.
- Takashi Maeda
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
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
Nozzle for spinning pitch-based carbon fibers
- Patent number 5,547,363
- Issue date Aug 20, 1996
- Petoca, Ltd.
- Yasuyuki Takai
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
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 carbon materials
- Patent number 5,494,567
- Issue date Feb 27, 1996
- Petoca Ltd.
- Toshio Tamaki
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process of making pitch-based carbon fibers
- Patent number 5,407,614
- Issue date Apr 18, 1995
- Petoca Ltd.
- Hiroshi Eziri
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Reinforcing carbon fiber and process for producing carbon-carbon co...
- Patent number 5,403,660
- Issue date Apr 4, 1995
- Petoca Ltd.
- Minoru Takabatake
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for producing optically isotropic pitch
- Patent number 5,387,333
- Issue date Feb 7, 1995
- Petoca Ltd.
- Toshio Tamaki
- 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 pitch-based carbon fiber
- Patent number 5,308,599
- Issue date May 3, 1994
- Petoca, Ltd.
- Toshifumi Kawamura
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for preparing pitch for matrix
- Patent number 5,292,473
- Issue date Mar 8, 1994
- Petoca, Ltd.
- Takashi Maeda
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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

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Patents Applicationslast 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

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Trademarklast 30 trademarks

Information Trademark
75171880 - MELBLON
- Serial number 75171880
- Registration number 2455602
- Filing date Sep 25, 1996
- Petoca, Ltd.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments

PETOCA, LTD.

Organization

Patents Grantslast 30 patents

Milled carbon fiber and process for producing the same

Graphite materials for negative electrode used in lithium secondary...

Mesophase pitch-based activated carbon fibers and electric double l...

Process for producing graphite material for negative electrode used...

Surface graphitized carbon material and process for producing the same

Mesophase pitch-based carbon fiber for use in negative electrode of...

Process for producing activated carbon fiber molding and activated...

Carbon fibers for reinforcement of cement and cement composite mate...

Processes for preparing milled graphite fibers

Negative electrode for use in lithium secondary battery and process...

Pitch-based activated carbon fiber

Negative electrode material for use in lithium-ion secondary batter...

Carbon material for lithium secondary battery and process for produ...

Carbon fibers for reinforcement of cement and cement composite mate...

Carbon fiber rovings for reinforcement of concrete

Process for producing carbon fibers

Fiber reinforced plastic pipe and process for producing the same

Process for preparing nitrogen-containing isotropic pitch and nitro...

Negative electrode for use in a secondary battery

Nozzle for spinning pitch-based carbon fibers

Carbon fibers and non-woven fabrics

Process for producing carbon materials

Process of making pitch-based carbon fibers

Reinforcing carbon fiber and process for producing carbon-carbon co...

Process for producing optically isotropic pitch

Process for producing pitch based activated carbon fibers and carbo...

Carbon fiber felting material and process for producing the same

Process for producing pitch-based carbon fiber

Process for preparing pitch for matrix

Process for producing carbon fiber felt

Patents Applicationslast 30 patents

Milled carbon fiber and process for producing the same

Trademarklast 30 trademarks

75171880 - MELBLON