Yuichi KATSUMATA

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Niwa-Gun, JP

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Patents Grantslast 30 patents

Information Patent Grant
Crimp securing structure of bolt, crimp securing method for crimp b...
- Patent number 12,000,422
- Issue date Jun 4, 2024
- Aoyama Seisakusho Co., Ltd.
- Dan Kitajima
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Piercing nut and method for fixing the same to inner surface of mat...
- Patent number 11,885,366
- Issue date Jan 30, 2024
- Aoyama Seisakusho Co., Ltd.
- Shigeki Matsunami
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
CRIMP SECURING STRUCTURE OF BOLT, CRIMP SECURING METHOD FOR CRIMP B...
- Publication number 20230014756
- Publication date Jan 19, 2023
- Aoyama Seisakusho Co., Ltd.
- Dan KITAJIMA
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
PIERCING NUT AND METHOD FOR FIXING THE SAME TO INNER SURFACE OF MAT...
- Publication number 20220145925
- Publication date May 12, 2022
- Aoyama Seisakusho Co., Ltd.
- Shigeki MATSUNAMI
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...