Hirofumi ITO

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Fujisawa-shi, Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Indentation resistance measurement method, indentation resistance p...
- Patent number 11,965,556
- Issue date Apr 23, 2024
- NSK Ltd.
- Hirofumi Ito
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Rolling bearing and method for producing same
- Patent number 11,788,579
- Issue date Oct 17, 2023
- NSK Ltd.
- Hirofumi Ito
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
ROLLING BEARING AND METHOD FOR PRODUCING SAME
- Publication number 20230175553
- Publication date Jun 8, 2023
- NSK Ltd.
- Hirofumi ITO
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
INDENTATION RESISTANCE MEASUREMENT METHOD, INDENTATION RESISTANCE P...
- Publication number 20220268316
- Publication date Aug 25, 2022
- NSK Ltd.
- Hirofumi ITO
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...