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Hiroshi Masusaki
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor manufacturing method and semiconductor manufacturing...
Patent number
7,033,843
Issue date
Apr 25, 2006
Taiyo Nippon Sanso Corporation
Hiroyuki Hasegawa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method of purging CVD apparatus and method for judging maintenance...
Patent number
6,887,721
Issue date
May 3, 2005
Mitsubishi Materials Silicon Corporation
Hiroyuki Hasegawa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Spectroscopic method for analyzing isotopes by using a semiconducto...
Patent number
6,800,855
Issue date
Oct 5, 2004
Nippon Sanso Corporation
Jie Dong
G01 - MEASURING TESTING
Information
Patent Grant
Semiconductor manufacturing method and semiconductor manufacturing...
Patent number
6,794,204
Issue date
Sep 21, 2004
Mitsubishi Materials Silicon Corporation
Hiroyuki Hasegawa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Semiconductor manufacturing apparatus having a moisture measuring d...
Patent number
6,776,805
Issue date
Aug 17, 2004
Mitsubishi Materials Silicon Corporation
Hiroyuki Hasegawa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Spectroscopic method for analyzing a gas by using laser beam
Patent number
6,636,316
Issue date
Oct 21, 2003
Nippon Sanso Corporation
Koh Matsumoto
G01 - MEASURING TESTING
Information
Patent Grant
CVD apparatus equipped with moisture monitoring
Patent number
6,491,758
Issue date
Dec 10, 2002
Mitsubishi Materials Silicon Corporation
Hiroyuki Hasegawa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Laser spectroscopy system
Patent number
6,483,589
Issue date
Nov 19, 2002
Nippon Sanso Corporation
Katsumasa Suzuki
G01 - MEASURING TESTING
Information
Patent Grant
Infrared spectroscopic analysis method for gases and device employi...
Patent number
5,821,537
Issue date
Oct 13, 1998
Nippon Sanso Corporation
Yoshio Ishihara
G01 - MEASURING TESTING
Information
Patent Grant
Infrared spectroscopic analysis method for gases and device employi...
Patent number
5,703,365
Issue date
Dec 30, 1997
Nippon Sanso Corporation
Yoshio Ishihara
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
Semiconductor manufacturing method and semiconductor manufacturing...
Publication number
20040092043
Publication date
May 13, 2004
Mitsubishi Materials Silicon Corporation
Hiroyuki Hasegawa
C30 - CRYSTAL GROWTH
Information
Patent Application
Semiconductor manufacturing method and semiconductor manufacturing...
Publication number
20030022469
Publication date
Jan 30, 2003
Hiroyuki Hasegawa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Method of purging CVD apparatus and method for judging maintenance...
Publication number
20020061605
Publication date
May 23, 2002
Mitsubishi Materials Silicon Corporation and Nippon Sanso Corporation
Hiroyuki Hasegawa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Semiconductor manufacturing method and semiconductor manufacturing...
Publication number
20010019900
Publication date
Sep 6, 2001
Hiroyuki Hasegawa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...