Hideo Zama

Person

Hitachinaka-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Video signal recording and reproducing apparatus compatible with an...
- Patent number 6,339,676
- Issue date Jan 15, 2002
- Hitachi, Ltd.
- Nobutaka Amada
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording and/or reproducing apparatus
- Patent number 6,195,499
- Issue date Feb 27, 2001
- Hitachi, Ltd.
- Nobutaka Amada
- G11 - INFORMATION STORAGE
Information Patent Grant
Video signal recording and reproducing apparatus compatible with an...
- Patent number 6,104,862
- Issue date Aug 15, 2000
- Hitachi, Ltd.
- Nobutaka Amada
- G11 - INFORMATION STORAGE
Information Patent Grant
Coil assembly for rotary magnetic head apparatus
- Patent number 5,363,263
- Issue date Nov 8, 1994
- Hitachi Ltd.
- Toshio Ohji
- G11 - INFORMATION STORAGE
Information Patent Grant
Helical scan type magnetic recording and/or reproducing apparatus h...
- Patent number 5,193,045
- Issue date Mar 9, 1993
- Hitachi, Ltd.
- Masanori Kochi
- G11 - INFORMATION STORAGE
Information Patent Grant
Rotary magnetic head device with rotary transformer having high cou...
- Patent number 5,126,906
- Issue date Jun 30, 1992
- Hitachi, Ltd.
- Toshio Ohji
- G11 - INFORMATION STORAGE
Information Patent Grant
Rotary magnetic head device having two different kinds of heads
- Patent number 5,067,038
- Issue date Nov 19, 1991
- Hitachi, Ltd.
- Toshio Tsuchiya
- G11 - INFORMATION STORAGE
Information Patent Grant
Multiplex rotating magnetic head system for multiply recording and...
- Patent number 5,057,944
- Issue date Oct 15, 1991
- Hitachi, Ltd.
- Shinji Ozaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head formed of thin metal film including a chevron shape
- Patent number 5,047,885
- Issue date Sep 10, 1991
- Hitachi, Ltd.
- Hideo Zama
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head having improved track width narrowing grooves
- Patent number 4,803,338
- Issue date Feb 7, 1989
- Hitachi, Ltd.
- Noriyuki Kumasaka
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head
- Patent number 4,439,794
- Issue date Mar 27, 1984
- Hitachi, Ltd.
- Yoshihiro Shiroishi
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Video signal recording apparatus and video signal recording and rep...
- Publication number 20020102096
- Publication date Aug 1, 2002
- Hitachi, Ltd.
- Nobutaka Amada
- G11 - INFORMATION STORAGE

Person

Patents Grantslast 30 patents

Video signal recording and reproducing apparatus compatible with an...

Magnetic recording and/or reproducing apparatus

Video signal recording and reproducing apparatus compatible with an...

Coil assembly for rotary magnetic head apparatus

Helical scan type magnetic recording and/or reproducing apparatus h...

Rotary magnetic head device with rotary transformer having high cou...

Rotary magnetic head device having two different kinds of heads

Multiplex rotating magnetic head system for multiply recording and...

Magnetic head formed of thin metal film including a chevron shape

Magnetic head having improved track width narrowing grooves

Magnetic head

Patents Applicationslast 30 patents

Video signal recording apparatus and video signal recording and rep...