Hiroyuki Torii

Follow

Person

Hitachinaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Digital/analog compatible video tape recorder
- Patent number 7,263,272
- Issue date Aug 28, 2007
- Hitachi, Ltd.
- Hiroya Abe
- G11 - INFORMATION STORAGE
Information Patent Grant
Digital/analog compatible video tape recorder
- Patent number 6,798,979
- Issue date Sep 28, 2004
- Hitachi, Ltd.
- Hiroya Abe
- G11 - INFORMATION STORAGE
Information Patent Grant
Digital/analog compatible video tape recorder
- Patent number 6,272,285
- Issue date Aug 7, 2001
- Hitachi, Ltd.
- Hiroya Abe
- G11 - INFORMATION STORAGE
Information Patent Grant
Digital/analog compatible video tape recorder
- Patent number 5,978,546
- Issue date Nov 2, 1999
- Hitachi, Ltd.
- Hiroya Abe
- G11 - INFORMATION STORAGE
Information Patent Grant
Signal discriminating device for VTR having expanded dynamic range
- Patent number 5,075,803
- Issue date Dec 24, 1991
- Hitachi, Ltd.
- Eiji Moro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Digital/analog compatible video tape recorder
- Publication number 20050036760
- Publication date Feb 17, 2005
- Hiroya Abe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Digital/analog compatible video tape recorder
- Publication number 20010041043
- Publication date Nov 15, 2001
- Hiroya Abe
- G11 - INFORMATION STORAGE