Yasuhiro Matsufuji

Follow

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Leakage-flux flaw detection device
- Patent number 11,692,970
- Issue date Jul 4, 2023
- JFE Steel Corporation
- Yasuhiro Matsufuji
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for magnetically detecting defects in an objec...
- Patent number 5,512,821
- Issue date Apr 30, 1996
- NKK Corporation
- Seigo Ando
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus for magnetic inspection using magnetic shield, with speci...
- Patent number 5,502,382
- Issue date Mar 26, 1996
- NKK Corporation
- Seigo Ando
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus for magnetic inspection using magnetic shield
- Patent number 5,357,198
- Issue date Oct 18, 1994
- NKK Corporation
- Seigo Ando
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
SENSITIVITY CALIBRATION METHOD, INSPECTION DEVICE, AND MAGNETIC SEN...
- Publication number 20230258598
- Publication date Aug 17, 2023
- JFE STEEL CORPORATION
- Yasuhiro MATSUFUJI
- G01 - MEASURING TESTING
Information Patent Application
LEAKAGE-FLUX FLAW DETECTION DEVICE
- Publication number 20220205949
- Publication date Jun 30, 2022
- JFE STEEL CORPORATION
- Yasuhiro Matsufuji
- G01 - MEASURING TESTING