Hiroaki Washiyama

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Hamamatsu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Reflection mode alkali photocathode, and photomultiplier using the...
- Patent number 5,633,562
- Issue date May 27, 1997
- Hamamatsu Photonics K.K.
- Kazuyoshi Okano
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Reflections mode alkali photocathode and photomultiplier using the...
- Patent number 5,623,182
- Issue date Apr 22, 1997
- Hamamatsu Photonics K.K.
- Kazuyoshi Okano
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Reflection-type photoelectronic surface and photomultiplier
- Patent number 5,557,166
- Issue date Sep 17, 1996
- Hamamatsu Photonics K.K.
- Yasushi Watase
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode for photoelectric emission, cathode for secondary electron...
- Patent number 5,463,272
- Issue date Oct 31, 1995
- Hamamatsu Photonics K.K.
- Yasushi Watase
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Photomultiplier including election lens electrode
- Patent number 5,420,476
- Issue date May 30, 1995
- Hamamatsu Photonics K.K.
- Kimitsugu Nakamura
- H01 - BASIC ELECTRIC ELEMENTS