Takashi Furuhata

Person

Kamakura, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Video signal recording and/or reproducing apparatus for recording a...
- Patent number 6,104,865
- Issue date Aug 15, 2000
- Hitachi, Ltd.
- Masakazu Hamaguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Display device for information signals
- Patent number 5,907,364
- Issue date May 25, 1999
- Hitachi, Ltd.
- Takashi Furuhata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Magnetic recording and reproducing apparatus of video signals
- Patent number 5,699,471
- Issue date Dec 16, 1997
- Hitachi, Ltd.
- Takashi Furuhata
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording apparatus with capability of recording signals o...
- Patent number 5,499,145
- Issue date Mar 12, 1996
- Hitachi, Ltd.
- Nobuo Azuma
- G11 - INFORMATION STORAGE
Information Patent Grant
Audio signal recording/reproducing apparatus for recording and repr...
- Patent number 5,414,523
- Issue date May 9, 1995
- Hitachi, Ltd.
- Nobuo Azuma
- G11 - INFORMATION STORAGE
Information Patent Grant
High-definition imaging device, and apparatuses for recording and p...
- Patent number 5,374,955
- Issue date Dec 20, 1994
- Hitachi, Ltd.
- Takashi Furuhata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Magnetic recorIding device
- Patent number 5,363,251
- Issue date Nov 8, 1994
- Mitsubishi Denki Kabushiki Kaisha
- Masayoshi Kamo
- G11 - INFORMATION STORAGE
Information Patent Grant
Audio signal recording and playback apparatus of magnetic recording...
- Patent number 5,323,273
- Issue date Jun 21, 1994
- Hitachi, Ltd.
- Nobuo Azuma
- G11 - INFORMATION STORAGE
Information Patent Grant
Video signal processing apparatus for correcting time base of video...
- Patent number 5,280,396
- Issue date Jan 18, 1994
- Hitachi, Ltd.
- Masakazu Hamaguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Recording/reproducing apparatus employing sum and difference sequen...
- Patent number 5,272,519
- Issue date Dec 21, 1993
- Hitachi, Ltd.
- Kazutaka Naka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Video signal processing method and apparatus with timebase disturba...
- Patent number 5,239,421
- Issue date Aug 24, 1993
- Hitachi, Ltd.
- Masakazu Hamaguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Video signal recording and reproducing apparatus and method suitabl...
- Patent number 4,972,335
- Issue date Nov 20, 1990
- Hitachi, Ltd.
- Takashi Furuhata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signal processing method and apparatus
- Patent number 4,967,161
- Issue date Oct 30, 1990
- Hitachi, Ltd.
- Takashi Furuhata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Tracking control method and device in rotary head type magnetic rec...
- Patent number 4,954,902
- Issue date Sep 4, 1990
- Hitachi, Ltd.
- Takashi Furuhata
- G11 - INFORMATION STORAGE
Information Patent Grant
Video signal recording and reproducing method and apparatus
- Patent number 4,916,553
- Issue date Apr 10, 1990
- Hitachi, Ltd.
- Atsushi Yoshioka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Compression and coding device for video signals
- Patent number 4,907,081
- Issue date Mar 6, 1990
- Hitachi, Ltd.
- Fujio Okamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Video signal and method therefor time axis altering circuit used in...
- Patent number 4,873,582
- Issue date Oct 10, 1989
- Hitachi, Ltd.
- Takashi Furuhata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Rotary head type magnetic recording and reproducing apparatus and m...
- Patent number 4,843,493
- Issue date Jun 27, 1989
- Hitachi, Ltd.
- Takashi Furuhata
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording/reproducing apparatus utilizing phase comparator
- Patent number 4,825,299
- Issue date Apr 25, 1989
- Hitachi, Ltd.
- Yoshinori Okada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for sampling and processing a video signal
- Patent number 4,772,950
- Issue date Sep 20, 1988
- Hitachi, Ltd.
- Takashi Furuhata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Skew error correction circuit for video signal reproducing apparatus
- Patent number 4,746,996
- Issue date May 24, 1988
- Hitachi, Ltd.
- Takashi Furuhata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus for correcting time base error of video signal
- Patent number 4,688,081
- Issue date Aug 18, 1987
- Hitachi, Ltd.
- Takashi Furuhata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Magnetic recording and reproducing apparatus
- Patent number 4,642,708
- Issue date Feb 10, 1987
- Hitachi, Ltd.
- Takashi Furuhata
- G11 - INFORMATION STORAGE
Information Patent Grant
Head switching signal producing circuit for a magnetic recording an...
- Patent number 4,600,953
- Issue date Jul 15, 1986
- Hitachi, Ltd.
- Takashi Furuhata
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for detecting a phase or frequency error of a...
- Patent number 4,599,569
- Issue date Jul 8, 1986
- Hitachi, Ltd.
- Takashi Furuhata
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Variable speed playback controller for a video tape recorder
- Patent number 4,568,986
- Issue date Feb 4, 1986
- Hitachi, Ltd.
- Takashi Furuhata
- G11 - INFORMATION STORAGE
Information Patent Grant
Device for controlling consecutive recording of video information s...
- Patent number 4,507,690
- Issue date Mar 26, 1985
- Hitachi, Ltd.
- Nobuo Azuma
- G11 - INFORMATION STORAGE
Information Patent Grant
Frequency discrimination circuit
- Patent number 4,366,399
- Issue date Dec 28, 1982
- Hitachi, Ltd.
- Takashi Furuhata
- G11 - INFORMATION STORAGE
Information Patent Grant
Phase-lock control device
- Patent number 4,301,395
- Issue date Nov 17, 1981
- Hitachi, Ltd.
- Takashi Furuhata
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method of receiving a video signal
- Patent number 4,292,652
- Issue date Sep 29, 1981
- Hitachi, Ltd.
- Yasufumi Yumde
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Method and Apparatus for Manufacturing Coreless Armature
- Publication number 20110079586
- Publication date Apr 7, 2011
- SHICOH CO., LTD.
- Keiichi Kubota
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Takashi Furuhata

Person

Patents Grantslast 30 patents

Video signal recording and/or reproducing apparatus for recording a...

Display device for information signals

Magnetic recording and reproducing apparatus of video signals

Magnetic recording apparatus with capability of recording signals o...

Audio signal recording/reproducing apparatus for recording and repr...

High-definition imaging device, and apparatuses for recording and p...

Magnetic recorIding device

Audio signal recording and playback apparatus of magnetic recording...

Video signal processing apparatus for correcting time base of video...

Recording/reproducing apparatus employing sum and difference sequen...

Video signal processing method and apparatus with timebase disturba...

Video signal recording and reproducing apparatus and method suitabl...

Signal processing method and apparatus

Tracking control method and device in rotary head type magnetic rec...

Video signal recording and reproducing method and apparatus

Compression and coding device for video signals

Video signal and method therefor time axis altering circuit used in...

Rotary head type magnetic recording and reproducing apparatus and m...

Magnetic recording/reproducing apparatus utilizing phase comparator

Method and apparatus for sampling and processing a video signal

Skew error correction circuit for video signal reproducing apparatus

Apparatus for correcting time base error of video signal

Magnetic recording and reproducing apparatus

Head switching signal producing circuit for a magnetic recording an...

Method and apparatus for detecting a phase or frequency error of a...

Variable speed playback controller for a video tape recorder

Device for controlling consecutive recording of video information s...

Frequency discrimination circuit

Phase-lock control device

Method of receiving a video signal

Patents Applicationslast 30 patents

Method and Apparatus for Manufacturing Coreless Armature