Hiroki Ohtsu

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Tape winding apparatus
- Patent number 8,702,028
- Issue date Apr 22, 2014
- FUJIFILM Corporation
- Takahisa Izumida
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Method for manufacturing magnetic tape with servo signal written th...
- Patent number 8,670,203
- Issue date Mar 11, 2014
- FUJIFILM Corporation
- Hiroki Ohtsu
- G11 - INFORMATION STORAGE
Information Patent Grant
Servo writer with closely spaced large-diameter tape guides support...
- Patent number 8,611,047
- Issue date Dec 17, 2013
- FUJIFILM Corporation
- Hiroki Ohtsu
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head tracking control method, servo signal verification me...
- Patent number 8,526,135
- Issue date Sep 3, 2013
- FUJIFILM Corporation
- Hiroki Ohtsu
- G11 - INFORMATION STORAGE
Information Patent Grant
Tape winding apparatus
- Patent number 8,272,590
- Issue date Sep 25, 2012
- FUJIFILM Corporation
- Takahisa Izumida
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Servo writer, signal output control method and manufacturing method...
- Patent number 7,605,995
- Issue date Oct 20, 2009
- FUJIFILM Corporation
- Hiroki Ohtsu
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus for transporting a magnetic tape
- Patent number 7,259,930
- Issue date Aug 21, 2007
- FUJIFILM Corporation
- Hiroki Ohtsu
- G11 - INFORMATION STORAGE
Information Patent Grant
Servo band recorded magnetic tape, manufacturing method of the same...
- Patent number 7,170,702
- Issue date Jan 30, 2007
- Fuji Photo Film Co., Ltd.
- Hiroki Ohtsu
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic tape and manufacturing method thereof, and servo writer an...
- Patent number 6,989,950
- Issue date Jan 24, 2006
- Fuji Photo Film Co., Ltd.
- Hiroki Ohtsu
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus for inspecting surface strain of magnetic tape
- Patent number 6,847,438
- Issue date Jan 25, 2005
- Fuji Photo Film Co., Ltd.
- Hiroki Ohtsu
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
TAPE WINDING APPARATUS
- Publication number 20140197266
- Publication date Jul 17, 2014
- FUJIFILM CORPORATION
- Takahisa IZUMIDA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
TAPE WINDING APPARATUS
- Publication number 20120298786
- Publication date Nov 29, 2012
- FUJIFILM CORPORATION
- Takahisa IZUMIDA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
MAGNETIC HEAD TRACKING CONTROL METHOD, SERVO SIGNAL VERIFICATION ME...
- Publication number 20120050910
- Publication date Mar 1, 2012
- FUJIFILM CORPORATION
- Hiroki OHTSU
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD FOR MANUFACTURING MEGNETIC TAPE WITH SERVO SIGNAL WRITTEN TH...
- Publication number 20120050908
- Publication date Mar 1, 2012
- FUJIFILM CORPORATION
- Hiroki OHTSU
- G11 - INFORMATION STORAGE
Information Patent Application
SERVO WRITER AND METHOD FOR MANUFACTURING MAGNETIC TAPE WITH SERVO...
- Publication number 20110205659
- Publication date Aug 25, 2011
- FUJIFILM CORPORATION
- Hiroki OHTSU
- G11 - INFORMATION STORAGE
Information Patent Application
TAPE WINDING APPARATUS
- Publication number 20090236463
- Publication date Sep 24, 2009
- FUJIFILM CORPORATION
- Takahisa IZUMIDA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
Servo writer, signal output control method and manufacturing method...
- Publication number 20070223125
- Publication date Sep 27, 2007
- FUJIFILM CORPORATION
- Hiroki Ohtsu
- G11 - INFORMATION STORAGE
Information Patent Application
Apparatus for transporting a magnetic tape
- Publication number 20060066976
- Publication date Mar 30, 2006
- Fuji Photo Film Co., Ltd.
- Hiroki Ohtsu
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic tape and maufacturing method thereof, and servo writer and...
- Publication number 20050057838
- Publication date Mar 17, 2005
- Fuji Photo Film Co., Ltd.
- Hiroki Ohtsu
- G11 - INFORMATION STORAGE
Information Patent Application
Servo band recorded magnetic tape, manufacturing method of the same...
- Publication number 20050057839
- Publication date Mar 17, 2005
- Fuji Photo Film Co., Ltd.
- Hiroki Ohtsu
- G11 - INFORMATION STORAGE
Information Patent Application
Apparatus for inspecting surface strain of magnetic tape
- Publication number 20040066502
- Publication date Apr 8, 2004
- FUJI PHOTO FILM CO.,LTD.
- Hiroki Ohtsu
- G01 - MEASURING TESTING

Hiroki Ohtsu

Person

Patents Grantslast 30 patents

Tape winding apparatus

Method for manufacturing magnetic tape with servo signal written th...

Servo writer with closely spaced large-diameter tape guides support...

Magnetic head tracking control method, servo signal verification me...

Tape winding apparatus

Servo writer, signal output control method and manufacturing method...

Apparatus for transporting a magnetic tape

Servo band recorded magnetic tape, manufacturing method of the same...

Magnetic tape and manufacturing method thereof, and servo writer an...

Apparatus for inspecting surface strain of magnetic tape

Patents Applicationslast 30 patents

TAPE WINDING APPARATUS

TAPE WINDING APPARATUS

MAGNETIC HEAD TRACKING CONTROL METHOD, SERVO SIGNAL VERIFICATION ME...

METHOD FOR MANUFACTURING MEGNETIC TAPE WITH SERVO SIGNAL WRITTEN TH...

SERVO WRITER AND METHOD FOR MANUFACTURING MAGNETIC TAPE WITH SERVO...

TAPE WINDING APPARATUS

Servo writer, signal output control method and manufacturing method...

Apparatus for transporting a magnetic tape

Magnetic tape and maufacturing method thereof, and servo writer and...

Servo band recorded magnetic tape, manufacturing method of the same...

Apparatus for inspecting surface strain of magnetic tape