Michiaki IMAO

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Gifu-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Snow-melting LED traffic signal
- Patent number 9,109,785
- Issue date Aug 18, 2015
- HARD GIKEN KOGYO CO., LTD.
- Toshihiro Suzuki
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
SNOW-MELTING LED TRAFFIC SIGNAL
- Publication number 20140152471
- Publication date Jun 5, 2014
- HARD GIKEN KOGYO CO., LTD.
- Toshihiro SUZUKI
- B61 - RAILWAYS