Yasuyuki MURATA

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Saitama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Combined oil ring
- Patent number 10,520,085
- Issue date Dec 31, 2019
- Nippon Piston Ring Co., Ltd.
- Yasuyuki Murata
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
COMBINED OIL RING
- Publication number 20180051806
- Publication date Feb 22, 2018
- NIPPON PISTON RING CO., LTD
- Yasuyuki MURATA
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...