Yutaka Kitazume

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Chiyoda-ku, JP

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Patents Grantslast 30 patents

Information Patent Grant
Sliding member
- Patent number 11,867,294
- Issue date Jan 9, 2024
- TPR CO., LTD.
- Tomoyuki Sato
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Sliding member
- Patent number 11,867,295
- Issue date Jan 9, 2024
- TPR CO., LTD.
- Tomoyuki Sato
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Piston ring
- Patent number 11,242,929
- Issue date Feb 8, 2022
- TPR CO., LTD.
- Tomoyuki Sato
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Combination oil ring
- Patent number 9,458,933
- Issue date Oct 4, 2016
- TPR CO., LTD.
- Noriaki Ayuzawa
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Sliding Member
- Publication number 20230392688
- Publication date Dec 7, 2023
- TPR CO., LTD.
- Tomoyuki Sato
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Sliding Member
- Publication number 20230392687
- Publication date Dec 7, 2023
- TPR CO., LTD.
- Tomoyuki Sato
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
PISTON RING
- Publication number 20210270370
- Publication date Sep 2, 2021
- TPR CO., LTD.
- Tomoyuki Sato
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
COMBINATION OIL RING
- Publication number 20110221141
- Publication date Sep 15, 2011
- TEIKOKU PISTON RING CO., LTD.
- Noriaki Ayuzawa
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...