Keiichi Araki

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Nagoya-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Lock kit and key rotor housed in rotor case
- Patent number 9,181,729
- Issue date Nov 10, 2015
- SANKYO KINZOKU CO., LTD.
- Sadao Yamakage
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
LOCK DEVICE
- Publication number 20130145804
- Publication date Jun 13, 2013
- TOMOE SYSTEM INC.
- Sadao Yamakage
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES