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Photomultiplier
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Patent number 8,330,364
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Issue date Dec 11, 2012
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Hamamatsu Photonics K.K.
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Takayuki Ohmura
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H01 - BASIC ELECTRIC ELEMENTS
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Photomultiplier
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Patent number 7,990,064
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Issue date Aug 2, 2011
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Hamamatsu Photonics K.K.
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Takayuki Ohmura
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H01 - BASIC ELECTRIC ELEMENTS
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Photomultiplier
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Patent number 7,659,666
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Issue date Feb 9, 2010
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Hamamatsu Photonics K.K.
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Takayuki Ohmura
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H01 - BASIC ELECTRIC ELEMENTS
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3849644
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Patent number 3,849,644
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Issue date Nov 19, 1974
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H01 - BASIC ELECTRIC ELEMENTS
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3229143
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Patent number 3,229,143
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Issue date Jan 11, 1966
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H01 - BASIC ELECTRIC ELEMENTS
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3119038
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Patent number 3,119,038
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Issue date Jan 21, 1964
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H01 - BASIC ELECTRIC ELEMENTS
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2824253
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Patent number 2,824,253
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Issue date Feb 18, 1958
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H01 - BASIC ELECTRIC ELEMENTS
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2431507
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Patent number 2,431,507
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Issue date Nov 25, 1947
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H01 - BASIC ELECTRIC ELEMENTS
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2429772
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Patent number 2,429,772
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Issue date Oct 28, 1947
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H01 - BASIC ELECTRIC ELEMENTS
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2245614
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Patent number 2,245,614
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Issue date Jun 17, 1941
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H01 - BASIC ELECTRIC ELEMENTS
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2233878
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Patent number 2,233,878
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H01 - BASIC ELECTRIC ELEMENTS
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2174162
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Patent number 2,174,162
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Issue date Sep 26, 1939
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H01 - BASIC ELECTRIC ELEMENTS
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2163966
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Patent number 2,163,966
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Issue date Jun 27, 1939
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H01 - BASIC ELECTRIC ELEMENTS