Hiroshi Kuwano

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Nagaoka-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Air filter medium
- Patent number 8,951,324
- Issue date Feb 10, 2015
- Hokuetsu Kishu Paper Co. Ltd.
- Toshihiko Soyama
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
AIR FILTER MEDIUM
- Publication number 20110283671
- Publication date Nov 24, 2011
- HOKUETSU KISHU PAPER CO., LTD.
- Toshihiko SOYAMA
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information Patent Application
Air filter medium
- Publication number 20090320428
- Publication date Dec 31, 2009
- Toshihiko Soyama
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS