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Hirofumi Miyajima
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Hamamatsu-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor laser device
Patent number
8,879,592
Issue date
Nov 4, 2014
Hamamatsu Photonics K.K.
Nobuto Kageyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Heat sink, laser apparatus provided with such heat sink, and laser...
Patent number
7,944,956
Issue date
May 17, 2011
Hamamatsu Photonics K.K.
Hirofumi Miyajima
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor laser equipment
Patent number
7,885,299
Issue date
Feb 8, 2011
Hamamatsu Photonics K.K.
Hirofumi Miyajima
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor laser device and semiconductor laser device array
Patent number
7,885,305
Issue date
Feb 8, 2011
Hamamatsu Photonics K.K.
Akiyoshi Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Laser equipment
Patent number
7,764,432
Issue date
Jul 27, 2010
Hamamatsu Photonics K.K.
Hirofumi Miyajima
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Condenser
Patent number
7,733,570
Issue date
Jun 8, 2010
Hamamatsu Photonics K.K.
Yujin Zheng
G02 - OPTICS
Information
Patent Grant
Laser beam machine
Patent number
7,622,694
Issue date
Nov 24, 2009
Hamamatsu Photonics K.K.
Hirofumi Kan
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Laser device
Patent number
7,599,414
Issue date
Oct 6, 2009
Hamamatsu Photonics K.K.
Hirofumi Miyajima
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Semiconductor laser device and semiconductor laser element array
Patent number
7,577,174
Issue date
Aug 18, 2009
Hamamatsu Photonics K.K.
Hirofumi Miyajima
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor laser equipment
Patent number
7,567,598
Issue date
Jul 28, 2009
Hamamatsu Photonics K.K.
Hirofumi Miyajima
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor laser device
Patent number
7,522,643
Issue date
Apr 21, 2009
Hamamatsu Photonics K.K.
Hirofumi Miyajima
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Optical condenser device
Patent number
7,489,447
Issue date
Feb 10, 2009
Hamamatsu Photonics K.K.
Yujin Zheng
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor laser device and method of manufacturing the same
Patent number
7,486,710
Issue date
Feb 3, 2009
Hamamatsu Photonics K.K.
Hirofumi Kan
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor laser element and semiconductor laser element array
Patent number
7,447,248
Issue date
Nov 4, 2008
Hamamatsu Photonics K.K.
Hirofumi Miyajima
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fiber laser unit
Patent number
7,372,877
Issue date
May 13, 2008
Hamamatsu Photonic K.K.
Akira Shirakawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Heat sink and semiconductor laser apparatus and semiconductor laser...
Patent number
6,895,026
Issue date
May 17, 2005
Hamamatsu Photonics K.K.
Hirofumi Miyajima
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Heat sink and semiconductor laser apparatus and semiconductor laser...
Patent number
6,804,275
Issue date
Oct 12, 2004
Hamamatsu Photonics K.K.
Hirofumi Miyajima
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
SEMICONDUCTOR LASER DEVICE
Publication number
20130279530
Publication date
Oct 24, 2013
Hamamatsu Photonics K.K.
Nobuto Kageyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HEAT SINK, LASER APPARATUS PROVIDED WITH SUCH HEAT SINK, AND LASER...
Publication number
20100202479
Publication date
Aug 12, 2010
Hamamatsu Photonics K. K.
Hirofumi Miyajima
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Laser Equipment
Publication number
20090323193
Publication date
Dec 31, 2009
Hamamatsu Photonics K. K.
Hirofumi Miyajima
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
SEMICONDUCTOR LASER EQUIPMENT
Publication number
20090141758
Publication date
Jun 4, 2009
HAMAMATSU PHOTONICS K. K.
Hirofumi MIYAJIMA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LASER BEAM MACHINE
Publication number
20090071947
Publication date
Mar 19, 2009
HAMAMATSU PHOTONICS K. K.
Hiroshi Sekiguchi
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Semiconductor laser device and semiconductor laser device array
Publication number
20090022194
Publication date
Jan 22, 2009
Akiyoshi Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor Laser Device and Method of Manufacturing the Same
Publication number
20080279239
Publication date
Nov 13, 2008
Hirofumi Kan
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor Laser Element and Semiconductor Laser Element Array
Publication number
20080273564
Publication date
Nov 6, 2008
You Wang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor Laser Equipment
Publication number
20080247432
Publication date
Oct 9, 2008
Hirofumi Miyajima
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Laser Device
Publication number
20080095204
Publication date
Apr 24, 2008
Hirofumi Miyajima
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
Semiconductor Laser Equipment
Publication number
20080043791
Publication date
Feb 21, 2008
Hirofumi Miyajima
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor Laser Device
Publication number
20070297473
Publication date
Dec 27, 2007
Hirofumi Miyajima
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor Laser Element and Semiconductor Laser Element Array
Publication number
20070258496
Publication date
Nov 8, 2007
Hirofumi Miyajima
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor Laser Device and Semiconductor Laser Element Array
Publication number
20070230528
Publication date
Oct 4, 2007
Hirofumi Miyajima
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Laser beam machine
Publication number
20060186095
Publication date
Aug 24, 2006
Hamamatsu Photonics K.K.
Hirofumi Kan
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Condenser
Publication number
20060152811
Publication date
Jul 13, 2006
Yujin Zheng
G02 - OPTICS
Information
Patent Application
Optical condenser device
Publication number
20060103939
Publication date
May 18, 2006
Yujin Zheng
G02 - OPTICS
Information
Patent Application
Fiber laser unit
Publication number
20050238065
Publication date
Oct 27, 2005
Akira Shirakawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Heat sink and semiconductor laser apparatus and semiconductor laser...
Publication number
20010004370
Publication date
Jun 21, 2001
Hamamatsu Photonics K.K.
Hirofumi Miyajima
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Heat sink and semiconductor laser apparatus and semiconductor laser...
Publication number
20010004312
Publication date
Jun 21, 2001
Hamamatsu Photonics K.K.
Hirofumi Miyajima
H01 - BASIC ELECTRIC ELEMENTS