Katsumi Takano

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Ibaraki-ken, JP

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Patents Grantslast 30 patents

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
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
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
High strength high modulus carbon fibers
- Patent number 4,913,889
- Issue date Apr 3, 1990
- Kashima Oil Company
- Yasuyuki Takai
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING