Yuji HAGIWARA

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Kyoto-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Conductive lubricating oil composition and spindle motor
- Patent number 10,563,149
- Issue date Feb 18, 2020
- Cosmo Oil Lubricants Co., Ltd.
- Ryuji Terauchi
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Lubricating oil for fluid dynamic bearing and spindle motor equippe...
- Patent number 10,280,382
- Issue date May 7, 2019
- Kyodo Yushi Co., Ltd.
- Iwaki Hirooka
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

Information Patent Application
Conductive Lubricating Oil Composition and Spindle Motor
- Publication number 20190119598
- Publication date Apr 25, 2019
- COSMO OIL LUBRICANTS CO., LTD.
- Ryuji Terauchi
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
LUBRICATING OIL FOR FLUID DYNAMIC BEARING AND SPINDLE MOTOR EQUIPPE...
- Publication number 20160319215
- Publication date Nov 3, 2016
- KYODO YUSHI CO., LTD.
- Iwaki HIROOKA
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...