Hiroshi Yokoyama

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Hyogo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Vinyl chloride fiber and process of producing the same
- Patent number 6,465,099
- Issue date Oct 15, 2002
- Kaneka Corporation
- Kazumasa Yamane
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Vinyl chloride fibers and process for preparing the same
- Patent number 6,312,804
- Issue date Nov 6, 2001
- Kaneka Corporation
- Kazumasa Yamane
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Belt sleeve manufacturing method and apparatus
- Patent number 4,510,113
- Issue date Apr 9, 1985
- Mitsuboshi Belting Ltd.
- Hiroshi Takano
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Polyvinyl Chloride Fiber and Process for Production Thereof
- Publication number 20070270532
- Publication date Nov 22, 2007
- KANEKA CORPORATION
- Yasuo Ishibashi
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING