Kenji Yakura

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Rolling bearing, grease supply system, spindle unit, grease supply...
- Patent number 8,753,016
- Issue date Jun 17, 2014
- NSK Ltd.
- Naoki Matsuyama
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Double row cylindrical roller bearing
- Patent number 7,530,743
- Issue date May 12, 2009
- NSK Ltd.
- Kenji Yakura
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Angular contact ball bearing and spindle device
- Patent number 7,033,082
- Issue date Apr 25, 2006
- NSK Ltd.
- Kenji Yakura
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Grease supply confirming device and method
- Patent number 6,938,455
- Issue date Sep 6, 2005
- NSK Ltd.
- Kenji Yakura
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Angular contact ball bearing and spindle device
- Patent number 6,709,161
- Issue date Mar 23, 2004
- NSK Ltd.
- Kenji Yakura
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Ball bearing
- Patent number 6,481,898
- Issue date Nov 19, 2002
- NSK Ltd.
- Kenji Yakura
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Rolling bearing, grease supply system, sprindle unit, grease supply...
- Publication number 20060239598
- Publication date Oct 26, 2006
- NSK Ltd.
- Naoki Matsuyama
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Roller bearing and double row cylindrical roller bearing
- Publication number 20050041901
- Publication date Feb 24, 2005
- Kenji Yakura
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Angular contact ball bearing and spindle device
- Publication number 20040146231
- Publication date Jul 29, 2004
- NSK Ltd
- Kenji Yakura
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Grease supply confirming device and method
- Publication number 20030037719
- Publication date Feb 27, 2003
- NSK Ltd
- Kenji Yakura
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Angular contact ball bearing and spindle device
- Publication number 20030026509
- Publication date Feb 6, 2003
- NSK Ltd
- Kenji Yakura
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...