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Patents Grants
last 30 patents
Information
Patent Grant
Light emitting device
Patent number
11,959,624
Issue date
Apr 16, 2024
Hamamatsu Photonics K.K.
Kyoichi Murayama
F21 - LIGHTING
Information
Patent Grant
Active energy radiation unit and active energy radiation device
Patent number
11,806,687
Issue date
Nov 7, 2023
Hamamatsu Photonics K.K.
Kyoichi Murayama
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Light source device
Patent number
11,353,207
Issue date
Jun 7, 2022
Hamamatsu Photonics K.K.
Kyoichi Murayama
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Active energy radiation unit and active energy radiation device
Patent number
11,298,959
Issue date
Apr 12, 2022
Hamamatsu Photonics K.K.
Kyoichi Murayama
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Air filter, light source device, and air filter manufacturing method
Patent number
11,229,866
Issue date
Jan 25, 2022
Hamamatsu Photonics K.K.
Kyoichi Murayama
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Light source device
Patent number
11,204,160
Issue date
Dec 21, 2021
Hamamatsu Photonics K.K.
Kyoichi Murayama
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Air filter, light source device, and air filter manufacturing method
Patent number
11,192,052
Issue date
Dec 7, 2021
Hamamatsu Photonics K.K.
Kyoichi Murayama
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Light source device
Patent number
10,895,376
Issue date
Jan 19, 2021
Hamamatsu Photonics K.K.
Kyoichi Murayama
F21 - LIGHTING
Information
Patent Grant
Light source device
Patent number
10,865,971
Issue date
Dec 15, 2020
Hamamatsu Photonics K.K.
Kyoichi Murayama
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
LED light source device
Patent number
9,029,814
Issue date
May 12, 2015
Hamamatsu Photonics K.K.
Ryotaro Matui
F21 - LIGHTING
Information
Patent Grant
Light source apparatus with reflector gas-blasting structure
Patent number
7,988,312
Issue date
Aug 2, 2011
Hamamatsu Photonics K.K.
Ryotaro Matui
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Gas discharge tube
Patent number
6,741,036
Issue date
May 25, 2004
Hamamatsu Photonics, K.K.
Tomoyuki Ikedo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Gas discharge tube having precise electrode arrangement
Patent number
6,586,866
Issue date
Jul 1, 2003
Hamamatsu Photonics K.K.
Tomoyuki Ikedo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Gas discharge tube
Patent number
6,573,655
Issue date
Jun 3, 2003
Hamamatsu Photonics K.K.
Tomoyuki Ikedo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Gas discharge tube having sealed envelope with metallic portion and...
Patent number
6,559,576
Issue date
May 6, 2003
Hamamatsu Photonics K.K.
Tomoyuki Ikedo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Gas discharge tube
Patent number
6,531,821
Issue date
Mar 11, 2003
Hamamatsu Photonics K.K.
Tomoyuki Ikedo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Gas discharge tube having a side tube with glass coating
Patent number
6,380,663
Issue date
Apr 30, 2002
Hamamatsu Photonics K.K.
Tomoyuki Ikedo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Deuterium gas discharge tube
Patent number
5,698,945
Issue date
Dec 16, 1997
Hamamatsu Photonics K.K.
Tomoyuki Ikedo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Deuterium gas discharge tube
Patent number
5,684,363
Issue date
Nov 4, 1997
Hamamatsu Photonics K.K.
Tomoyuki Ikedo
G01 - MEASURING TESTING
Information
Patent Grant
Lighting device for gas discharge tube with insulated discharge shi...
Patent number
5,646,487
Issue date
Jul 8, 1997
Hamamatsu Photonics K.K.
Tomoyuki Ikedo
G01 - MEASURING TESTING
Information
Patent Grant
Gas discharge tube with discharge shielding member
Patent number
5,633,563
Issue date
May 27, 1997
Hamamatsu Protonics K.K.
Tomoyuki Ikedo
G01 - MEASURING TESTING
Information
Patent Grant
Gas discharge tube
Patent number
5,619,101
Issue date
Apr 8, 1997
Hamamatsu Photonics K.K.
Tomoyuki Ikedo
G01 - MEASURING TESTING
Information
Patent Grant
Gas discharge tube
Patent number
5,587,625
Issue date
Dec 24, 1996
Hamamatsu Photonics K.K.
Tomoyuki Ikedo
G01 - MEASURING TESTING
Information
Patent Grant
Deuterium gas discharge tube
Patent number
5,552,669
Issue date
Sep 3, 1996
Hamamatsu Photonics K.K.
Tomoyuki Ikedo
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
LIGHT EMITTING DEVICE
Publication number
20220373170
Publication date
Nov 24, 2022
Hamamatsu Photonics K.K.
Kyoichi MURAYAMA
F21 - LIGHTING
Information
Patent Application
LIGHT SOURCE DEVICE
Publication number
20210088207
Publication date
Mar 25, 2021
HAMAMATSU PHOTONICS K. K.
Kyoichi MURAYAMA
F21 - LIGHTING
Information
Patent Application
ACTIVE ENERGY RADIATION UNIT AND ACTIVE ENERGY RADIATION DEVICE
Publication number
20210060978
Publication date
Mar 4, 2021
HAMAMATSU PHOTONICS K. K.
Kyoichi MURAYAMA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
ACTIVE ENERGY RADIATION UNIT AND ACTIVE ENERGY RADIATION DEVICE
Publication number
20210060517
Publication date
Mar 4, 2021
HAMAMATSU PHOTONICS K. K.
Kyoichi MURAYAMA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
LIGHT SOURCE DEVICE
Publication number
20210063008
Publication date
Mar 4, 2021
HAMAMATSU PHOTONICS K. K.
Kyoichi MURAYAMA
F21 - LIGHTING
Information
Patent Application
AIR FILTER, LIGHT SOURCE DEVICE, AND AIR FILTER MANUFACTURING METHOD
Publication number
20190366253
Publication date
Dec 5, 2019
HAMAMATSU PHOTONICS K. K.
Kyoichi MURAYAMA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
LIGHT SOURCE DEVICE
Publication number
20190264902
Publication date
Aug 29, 2019
HAMAMATSU PHOTONICS K.K.
Kyoichi Murayama
F21 - LIGHTING
Information
Patent Application
LIGHT SOURCE DEVICE
Publication number
20190093872
Publication date
Mar 28, 2019
HAMAMATSU PHOTONICS K. K.
Kyoichi MURAYAMA
F21 - LIGHTING
Information
Patent Application
LED LIGHT SOURCE DEVICE
Publication number
20120228524
Publication date
Sep 13, 2012
Hamamatsu Photonics K.K.
Ryotaro Matui
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Light source apparatus
Publication number
20080180644
Publication date
Jul 31, 2008
Hamamatsu Photonics K.K.
Ryotaro Matui
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY