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Hamamatsu, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Ultraviolet detector
Patent number
RE38234
Issue date
Aug 26, 2003
Hamamatsu Photonics K.K.
Hidenaga Warashina
250 - Radiant energy
Information
Patent Grant
Hollow cathode lamp
Patent number
6,548,958
Issue date
Apr 15, 2003
Hamamatsu Photonics K.K.
Yuji Shimazu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Discharge tube with substantially exposed cathode tip portion for u...
Patent number
6,548,959
Issue date
Apr 15, 2003
Hamamatsu Photonics K.K.
Nobuharu Harada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Ultraviolet detector
Patent number
6,121,621
Issue date
Sep 19, 2000
Hamamatsu Photonics K.K.
Hidenaga Warashina
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Gas discharge tube providing improved flow line of electrons
Patent number
5,191,260
Issue date
Mar 2, 1993
Hamamatsu Photonics K.K.
Koji Kawai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Gaseous-discharge lamp having reflector in interior thereof
Patent number
5,128,596
Issue date
Jul 7, 1992
Hamamatsu Photonics K.K.
Yuji Shimazu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Discharge tube
Patent number
5,057,742
Issue date
Oct 15, 1991
Hamamatsu Photonics K.K.
Koji Kawai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Gas discharge tube, indirectly heated cathode for use therein and d...
Patent number
5,047,689
Issue date
Sep 10, 1991
Hamamatsu Photonics K.K.
Koji Kawai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Composite light source
Patent number
4,611,143
Issue date
Sep 9, 1986
Hamamatsu Photonics Kabushiki Kaisha
Yuji Shimazu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Cathode for a gas discharge tube
Patent number
4,441,048
Issue date
Apr 3, 1984
Hamamatsu TV Co., Ltd.
Hidetugu Takaoka
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Xenon flash light source apparatus, socket for xenon flash light so...
Publication number
20020047613
Publication date
Apr 25, 2002
Hamamatsu Photonics K.K.
Yuji Shimazu
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Hollow cathode lamp
Publication number
20020000775
Publication date
Jan 3, 2002
Hamamatsu Photonics K.K.
Yuji Shimazu
H01 - BASIC ELECTRIC ELEMENTS