Yuichiro Ono

Follow

Person

Yokohama-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Compression coil spring and method for producing same
- Patent number 10,359,090
- Issue date Jul 23, 2019
- NHK Spring Co., Ltd.
- Kazuya Ikai
- B24 - GRINDING POLISHING
Information Patent Grant
Spring forming device and forming method therefor
- Patent number 10,052,677
- Issue date Aug 21, 2018
- NHK Spring Co., Ltd.
- Keita Takahashi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
SPRING FORMING DEVICE AND FORMING METHOD THEREFOR
- Publication number 20160243607
- Publication date Aug 25, 2016
- NHK Spring Co., Ltd.
- Keita TAKAHASHI
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
COMPRESSION COIL SPRING AND METHOD FOR PRODUCING SAME
- Publication number 20140306389
- Publication date Oct 16, 2014
- NHK Spring Co., Ltd.
- Kazuya Ikai
- C21 - METALLURGY OF IRON