Hiroshi Akiyama

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Hitachinaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Contamination inspection method and contamination inspection device
- Patent number 9,176,075
- Issue date Nov 3, 2015
- Hitachi High-Technologies Corporation
- Masanori Gunji
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
CONTAMINATION INSPECTION METHOD AND CONTAMINATION INSPECTION DEVICE
- Publication number 20120147364
- Publication date Jun 14, 2012
- Masanori Gunji
- G01 - MEASURING TESTING