Yoshiyuki Yamada

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Fukui, JP

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Patents Grantslast 30 patents

Information Patent Grant
Sound-transmitting waterproof film and method for producing same
- Patent number 9,906,849
- Issue date Feb 27, 2018
- Seiren Co., Ltd.
- Yoshiharu Kato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
SOUND-TRANSMITTING WATERPROOF FILM AND METHOD FOR PRODUCING SAME
- Publication number 20160337737
- Publication date Nov 17, 2016
- SEIREN CO., LTD.
- Yoshiharu KATO
- G01 - MEASURING TESTING
Information Patent Application
MOISTURE-PERMEABLE WATERPROOF FABRIC
- Publication number 20120322328
- Publication date Dec 20, 2012
- Seiren Co., Ltd.
- Yoshiyuki Yamada
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...