Hiroyasu Ogawa

Person

Hatsunedai, Mishima-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Reinforcing material for wood and reinforced wood
- Patent number 6,596,408
- Issue date Jul 22, 2003
- Toho Tenax Co., Ltd.
- Yoshihiro Endoh
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Carbon fiber prepeg for wood reinforcement, wooden sheet laminated...
- Patent number 6,287,677
- Issue date Sep 11, 2001
- Toho Rayon Co., Ltd.
- Shigehisa Ishihara
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information Patent Grant
Method for producing graphite fiber
- Patent number 5,167,945
- Issue date Dec 1, 1992
- Toho Rayon Co., Ltd.
- Hiroyasu Ogawa
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for the surface treatment of carbon fiber strands
- Patent number 5,078,840
- Issue date Jan 7, 1992
- Toho Rayon Co., Ltd.
- Hiroyasu Ogawa
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Carbon fiber-reinforced cementitious composite and method for produ...
- Patent number 5,030,282
- Issue date Jul 9, 1991
- Toho Rayon Co., Ltd.
- Toshikazu Matsuhashi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Carbon fiber cord for rubber reinforcement and process for producin...
- Patent number 4,891,267
- Issue date Jan 2, 1990
- Toho Rayon Co., Ltd.
- Shuji Takahashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Carbon fiber cord for rubber reinforcement
- Patent number 4,883,712
- Issue date Nov 28, 1989
- Toho Rayon Co., Ltd.
- Hiroyasu Ogawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Friction material
- Patent number 4,861,809
- Issue date Aug 29, 1989
- Toho Rayon Co., Ltd.
- Hiroyasu Ogawa
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Precursor for production of preoxidized fibers or carbon fibers
- Patent number 4,830,845
- Issue date May 16, 1989
- Toho Belson Co., Ltd.
- Hiroyasu Ogawa
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
High-strength carbonaceous fiber
- Patent number 4,671,950
- Issue date Jun 9, 1987
- Toho Beslon Co., Ltd.
- Hiroyasu Ogawa
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Preoxidized fiber and process for producing the same
- Patent number 4,536,448
- Issue date Aug 20, 1985
- Hiroyasu Ogawa
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Activated carbon fiber spun yarn
- Patent number 4,520,623
- Issue date Jun 4, 1985
- Toho Beslon Co., Ltd.
- Hiroyasu Ogawa
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Acrylonitrile fibers, a process for producing acrylonitrile fibers,...
- Patent number 4,460,650
- Issue date Jul 17, 1984
- Toho Beslon Co., Ltd.
- Hiroyasu Ogawa
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Emulsion type sizing agent for carbon fibers, process for its prepa...
- Patent number 4,420,512
- Issue date Dec 13, 1983
- Toho Belson Co., Ltd.
- Hiroyasu Ogawa
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Surface-treatment of carbon fiber
- Patent number 4,401,533
- Issue date Aug 30, 1983
- Toho Belson Co., Ltd.
- Kazuhisa Saito
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Production of carbon fibers from acrylonitrile based fibers
- Patent number 4,397,831
- Issue date Aug 9, 1983
- Toho Belson Co., Ltd.
- Kazuhisa Saito
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Apparatus for production of graphite fibers
- Patent number 4,321,446
- Issue date Mar 23, 1982
- Toho Beslon Co., Ltd.
- Hiroyasu Ogawa
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING

Hiroyasu Ogawa

Person

Patents Grantslast 30 patents

Reinforcing material for wood and reinforced wood

Carbon fiber prepeg for wood reinforcement, wooden sheet laminated...

Method for producing graphite fiber

Process for the surface treatment of carbon fiber strands

Carbon fiber-reinforced cementitious composite and method for produ...

Carbon fiber cord for rubber reinforcement and process for producin...

Carbon fiber cord for rubber reinforcement

Friction material

Precursor for production of preoxidized fibers or carbon fibers

High-strength carbonaceous fiber

Preoxidized fiber and process for producing the same

Activated carbon fiber spun yarn

Acrylonitrile fibers, a process for producing acrylonitrile fibers,...

Emulsion type sizing agent for carbon fibers, process for its prepa...

Surface-treatment of carbon fiber

Production of carbon fibers from acrylonitrile based fibers

Apparatus for production of graphite fibers