Takeshi Hatano

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing heat-resistant crimped yarn
- Patent number 7,155,893
- Issue date Jan 2, 2007
- Du Pont-Toray Co., Ltd.
- Takeshi Hatano
- D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING
Information Patent Grant
Heat-resistant crimped yarn
- Patent number 6,889,494
- Issue date May 10, 2005
- Du Pont-Toray Co., Ltd.
- Mitsuhiko Tanahashi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Heat-resistant crimped yarn
- Patent number 6,668,535
- Issue date Dec 30, 2003
- Du Pont-Toray Co., Ltd.
- Mitsuhiko Tanahashi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Polyparaphenylene terephthalamide fiber and method for producing th...
- Patent number 6,348,263
- Issue date Feb 19, 2002
- DuPont-Toray Co., Ltd.
- Takeshi Hatano
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING

Patents Applicationslast 30 patents

Information Patent Application
Heat-resistant crimped yarn
- Publication number 20040043211
- Publication date Mar 4, 2004
- Mitsuhiko Tanahashi
- D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING
Information Patent Application
Method of producing heat-resistant crimped yarn
- Publication number 20040016221
- Publication date Jan 29, 2004
- Takeshi Hatano
- D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING
Information Patent Application
Heat-resistant crimped yarn
- Publication number 20030000197
- Publication date Jan 2, 2003
- Mitsuhiko Tanahashi
- D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING