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last 30 patents
Information
Patent Grant
Photomultiplier having a photocathode comprised of semiconductor ma...
Patent number
5,710,435
Issue date
Jan 20, 1998
Hamamatsu Photonics K.K.
Minoru Niigaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Photomultiplier having a photocathode comprised of a compound semic...
Patent number
5,680,007
Issue date
Oct 21, 1997
Hamamatsu Photonics K.K.
Minoru Niigaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Photocathode capable of detecting position of incident light in one...
Patent number
5,471,051
Issue date
Nov 28, 1995
Hamamatsu Photonics K.K.
Minoru Niigaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor photo-electron-emitting device
Patent number
5,336,902
Issue date
Aug 9, 1994
Hamamatsu Photonics K.K.
Minoru Nigaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Photoemitter
Patent number
5,138,191
Issue date
Aug 11, 1992
Hamamatsu Photonics K.K.
Yoshihiko Mizushima
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Optical full adder
Patent number
5,068,815
Issue date
Nov 26, 1991
Hamamatsu Photonics K.K.
Yoshihiko Mizushima
G06 - COMPUTING CALCULATING COUNTING