Kazuhiro Sameshima

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Saitama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Combined oil ring
- Patent number 11,873,780
- Issue date Jan 16, 2024
- Nippon Piston Ring Co., Ltd.
- Masahiro Uchiumi
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Piston ring
- Patent number 9,506,138
- Issue date Nov 29, 2016
- Nippon Piston Ring Co., Ltd.
- Hiroyuki Sugiura
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Combination of a cylinder liner and a piston ring
- Patent number 7,493,882
- Issue date Feb 24, 2009
- Nippon Piston Ring Co., Ltd.
- Iwao Hiraishi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
COMBINED OIL RING
- Publication number 20220090558
- Publication date Mar 24, 2022
- NIPPON PISTON RING CO., LTD
- Masahiro UCHIUMI
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
PISTON RING
- Publication number 20150225836
- Publication date Aug 13, 2015
- Nippon Piston Ring Co., Ltd.
- Hiroyuki SUGIURA
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
PISTON RING
- Publication number 20130328274
- Publication date Dec 12, 2013
- NIPPON PISTON RING CO., LTD
- Hiroyuki Sugiura
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
COMBINATION OF A CYLINDER LINER AND A PISTON RING
- Publication number 20080053396
- Publication date Mar 6, 2008
- NIPPON PISTON RING CO., LTD.
- Iwao HIRAISHI
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...