Keiji KATO

Follow

Person

Kamisato, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical inspection method and its apparatus
- Patent number 8,781,758
- Issue date Jul 15, 2014
- Hitachi High-Technologies Corporation
- Shigeru Serikawa
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL SURFACE DEFECT INSPECTION APPARATUS AND OPTICAL SURFACE DEF...
- Publication number 20130286386
- Publication date Oct 31, 2013
- Hitachi High-Technologies Corporation
- Shigeru SERIKAWA
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL INSPECTION METHOD AND ITS APPARATUS
- Publication number 20120046885
- Publication date Feb 23, 2012
- Hitachi High-Technologies Corporation
- Shigeru SERIKAWA
- G01 - MEASURING TESTING
Information Patent Application
DISK SURFACE DEFECT INSPECTION METHOD AND APPARATUS
- Publication number 20100246356
- Publication date Sep 30, 2010
- Hitachi High-Technologies Corporation
- Bin Abdulrashid FARIZ
- G01 - MEASURING TESTING