Yuichi HIROI

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Patents Grantslast 30 patents

Information Patent Grant
Coating film peeling nut
- Patent number 11,719,273
- Issue date Aug 8, 2023
- Aoyama Seisakusho Co., Ltd.
- Yuichi Hiroi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Bolt for peeling coating film
- Patent number 10,267,348
- Issue date Apr 23, 2019
- Aoyama Seisakusho Co., Ltd.
- Yuichi Hiroi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Case nut
- Patent number 10,156,250
- Issue date Dec 18, 2018
- Aoyama Seisakusho Co., Ltd.
- Yuichi Hiroi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
COATING FILM PEELING NUT
- Publication number 20210048057
- Publication date Feb 18, 2021
- Aoyama Seisakusho Co., Ltd.
- Yuichi HIROI
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
CASE NUT
- Publication number 20180112701
- Publication date Apr 26, 2018
- Aoyama Seisakusho Co., Ltd.
- Yuichi HIROI
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
BOLT FOR PEELING COATING FILM
- Publication number 20170219001
- Publication date Aug 3, 2017
- Aoyama Seisakusho Co., Ltd.
- Yuichi HIROI
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...