Hokkaido Railway Company

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Sapporo-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Multi-layered window structure
- Patent number 9,440,662
- Issue date Sep 13, 2016
- TOHO SHEET & FRAME CO., LTD
- Tomonori Kamaka
- B61 - RAILWAYS
Information Patent Grant
Track car drive system, and track car using the system
- Patent number 8,267,825
- Issue date Sep 18, 2012
- Hokkaido Railway Company
- Hirohiko Kakinuma
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
MULTI-LAYERED WINDOW STRUCTURE
- Publication number 20130236661
- Publication date Sep 12, 2013
- Hokkaido Railway Company
- Tomonori Kamaka
- B61 - RAILWAYS

Trademarklast 30 trademarks

Information Trademark
79048065 - JR
- Serial number 79048065
- Registration number 3499403
- Filing date Nov 30, 2007
- EAST JAPAN RAILWAY COMPANY
- 39 - Transport