Hiroichi Sokei

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor device and video camera unit having the same and meth...
- Patent number 5,673,083
- Issue date Sep 30, 1997
- Hitachi, Ltd.
- Akiya Izumi
- G02 - OPTICS
Information Patent Grant
Video camera unit having an airtight mounting arrangement for an im...
- Patent number 5,400,072
- Issue date Mar 21, 1995
- Hitachi, Ltd.
- Akiya Izumi
- G02 - OPTICS
Information Patent Grant
Semiconductor device and video camera unit using it and their manuf...
- Patent number 5,274,456
- Issue date Dec 28, 1993
- Hitachi, Ltd.
- Akiya Izumi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Solid-state imaging system with an electronic auto-stop (iris) resp...
- Patent number 4,866,292
- Issue date Sep 12, 1989
- Hitachi, Ltd.
- Iwao Takemoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Color television camera
- Patent number 4,562,459
- Issue date Dec 31, 1985
- Hitachi, Ltd.
- Hiroichi Sokei
- H04 - ELECTRIC COMMUNICATION TECHNIQUE