Hideki Yamada

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Hitachinaka-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Impact tool
- Patent number 9,808,925
- Issue date Nov 7, 2017
- Hitachi Koki Co., Ltd.
- Hideki Yamada
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Spring clutch mechanism in screw driver
- Patent number 8,191,697
- Issue date Jun 5, 2012
- Hitachi Koki Co., Ltd.
- Shinichirou Satou
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Screw driver
- Patent number 8,146,463
- Issue date Apr 3, 2012
- Hitachi Koki Co., Ltd.
- Shinichirou Satou
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

Information Patent Application
IMPACT TOOL
- Publication number 20160052119
- Publication date Feb 25, 2016
- Hitachi Koki Co., Ltd.
- Hideki YAMADA
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Spring Clutch Mechanism in Screw Driver
- Publication number 20090293653
- Publication date Dec 3, 2009
- HITACHI KOKI CO., LTD.
- Shinichirou Satou
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
SCREW DRIVER
- Publication number 20090294145
- Publication date Dec 3, 2009
- HITACHI KOKI CO., LTD.
- Shinichirou SATOU
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS