Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track

Industry

CPC
G11B5/265

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Parent Industries

GPHYSICS G11Information storage G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER G11B5/00Recording by magnetisation or demagnetisation of a record carrier Reproducing by magnetic means Record carriers therefor

Current Industry

G11B5/265Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track

Industries

Patents Grantslast 30 patents

Information Patent Grant
Mechanism to shift the head span of a tape head at a wafer level
- Patent number 11,810,602
- Issue date Nov 7, 2023
- International Business Machines Corporation
- Icko E..T. Iben
- G11 - INFORMATION STORAGE
Information Patent Grant
Data storage system and magnetic tape recording media with features...
- Patent number 11,783,857
- Issue date Oct 10, 2023
- International Business Machines Corporation
- Robert Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Grant
Tape head design having a null shield for same gap verify
- Patent number 11,682,421
- Issue date Jun 20, 2023
- Western Digital Technologies, Inc.
- David J. Seagle
- G11 - INFORMATION STORAGE
Information Patent Grant
Tape head design having an antiferromagnetic coupling (AFC) null sh...
- Patent number 11,646,054
- Issue date May 9, 2023
- Western Digital Technologies, Inc.
- Quang Le
- G11 - INFORMATION STORAGE
Information Patent Grant
Tape head design having same gap verify capabilities
- Patent number 11,646,053
- Issue date May 9, 2023
- Western Digital Technologies, Inc.
- David J. Seagle
- G11 - INFORMATION STORAGE
Information Patent Grant
Three terminal magnetic recording head
- Patent number 11,600,293
- Issue date Mar 7, 2023
- Western Digital Technologies, Inc.
- Terence Lam
- G11 - INFORMATION STORAGE
Information Patent Grant
Write transducer with recessed portion to improve track shingling p...
- Patent number 11,373,676
- Issue date Jun 28, 2022
- International Business Machines Corporation
- Robert Fontana
- G11 - INFORMATION STORAGE
Information Patent Grant
Writer with narrower high moment trailing shield
- Patent number 11,355,141
- Issue date Jun 7, 2022
- Headway Technologies, Inc.
- Yuhui Tang
- G11 - INFORMATION STORAGE
Information Patent Grant
Split band multichannel magnetic recording head having scaled reade...
- Patent number 11,302,348
- Issue date Apr 12, 2022
- International Business Machines Corporation
- Robert Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic tape recording and reproducing apparatus and recording and...
- Patent number 11,276,427
- Issue date Mar 15, 2022
- FUJIFILM Corporation
- Toru Nakao
- G11 - INFORMATION STORAGE
Information Patent Grant
Dummy hard disk drive
- Patent number 11,222,664
- Issue date Jan 11, 2022
- Spectra Logic Corporation
- Nicholas Aldo Nespeca
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk drive server
- Patent number 11,114,126
- Issue date Sep 7, 2021
- Spectra Logic Corporation
- Nicholas Aldo Nespeca
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Shielding between heads for tape drive
- Patent number 11,087,782
- Issue date Aug 10, 2021
- Western Digital Technologies, Inc.
- Diane L. Brown
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic write head with dual return pole and tapered main pole
- Patent number 11,043,233
- Issue date Jun 22, 2021
- Western Digital Technologies, Inc.
- Muhammad Asif Bashir
- G11 - INFORMATION STORAGE
Information Patent Grant
Write transducers having high moment layer
- Patent number 10,984,823
- Issue date Apr 20, 2021
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Grant
Shared disk drive component system
- Patent number 10,943,617
- Issue date Mar 9, 2021
- Spectra Logic Corporation
- Nicholas Aldo Nespeca
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Writer with narrower high moment trailing shield
- Patent number 10,861,486
- Issue date Dec 8, 2020
- Headway Technologies, Inc.
- Yuhui Tang
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head with a main pole including first and second layers an...
- Patent number 10,839,829
- Issue date Nov 17, 2020
- Headway Technologies, Inc.
- Yoshitaka Sasaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Filled-gap magnetic recording head and method of making
- Patent number 10,811,036
- Issue date Oct 20, 2020
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus with data reader sensors more recessed than servo reader...
- Patent number 10,803,889
- Issue date Oct 13, 2020
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus having sensors with hard spacers and low-contact-pressure...
- Patent number 10,755,732
- Issue date Aug 25, 2020
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus having low-contact-pressure head-tape interface
- Patent number 10,748,560
- Issue date Aug 18, 2020
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus having an array of write transducers having a low frictio...
- Patent number 10,726,868
- Issue date Jul 28, 2020
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic write head with dual return pole
- Patent number 10,714,128
- Issue date Jul 14, 2020
- Western Digital Technologies, Inc.
- Muhammad Asif Bashir
- G11 - INFORMATION STORAGE
Information Patent Grant
In-situ protective film
- Patent number 10,672,422
- Issue date Jun 2, 2020
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Grant
Write transducers having high moment layer
- Patent number 10,650,848
- Issue date May 12, 2020
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus having recessed TMR read sensor structures for robust hea...
- Patent number 10,650,846
- Issue date May 12, 2020
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of forming an in-situ protective film
- Patent number 10,607,639
- Issue date Mar 31, 2020
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Grant
Beaked write transducer
- Patent number 10,529,363
- Issue date Jan 7, 2020
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic core and coil design for double perpendicular magnetic rec...
- Patent number 10,482,905
- Issue date Nov 19, 2019
- Headway Technologies, Inc.
- Kowang Liu
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
FAST PARTIAL ERASURE FOR DRIVE SANITIZATION
- Publication number 20240087598
- Publication date Mar 14, 2024
- SEAGATE TECHNOLOGY LLC
- Xiong Liu
- G11 - INFORMATION STORAGE
Information Patent Application
Dual Free Layer TMR Reader With Shaped Rear Bias and Methods of For...
- Publication number 20240071413
- Publication date Feb 29, 2024
- Western Digital Technologies, Inc.
- Ming MAO
- G11 - INFORMATION STORAGE
Information Patent Application
MECHANISM TO SHIFT THE HEAD SPAN OF A TAPE HEAD AT A WAFER LEVEL
- Publication number 20230386509
- Publication date Nov 30, 2023
- International Business Machines Corporation
- Icko E.T. Iben
- G11 - INFORMATION STORAGE
Information Patent Application
Reduction Of High Tape Contact Pressure Points Against Head Assembly
- Publication number 20230087767
- Publication date Mar 23, 2023
- Western Digital Technologies, Inc.
- Oscar J. RUIZ
- G11 - INFORMATION STORAGE
Information Patent Application
Tape Head Design Having An Antiferromagnetic Coupling (AFC) Null Sh...
- Publication number 20230040698
- Publication date Feb 9, 2023
- Western Digital Technologies, Inc.
- Quang LE
- G11 - INFORMATION STORAGE
Information Patent Application
SPLIT BAND MULTICHANNEL MAGNETIC RECORDING HEAD HAVING SCALED READE...
- Publication number 20210366519
- Publication date Nov 25, 2021
- International Business Machines Corporation
- Robert Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC DISK DEVICE AND WRITE RETRY PROCESSING METHOD
- Publication number 20210272588
- Publication date Sep 2, 2021
- Kabushiki Kaisha Toshiba
- Naoaki KAWANA
- G11 - INFORMATION STORAGE
Information Patent Application
DUMMY HARD DISK DRIVE
- Publication number 20200294545
- Publication date Sep 17, 2020
- Nicholas Aldo Nespeca
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MAGNETIC WRITE HEAD WITH DUAL RETURN POLE AND TAPERED MAIN POLE
- Publication number 20200294536
- Publication date Sep 17, 2020
- Western Digital Technologies, Inc.
- Muhammad Asif BASHIR
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC WRITE HEAD WITH DUAL RETURN POLE
- Publication number 20200118586
- Publication date Apr 16, 2020
- Western Digital Technologies, Inc.
- Muhammad Asif BASHIR
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC CORE AND COIL DESIGN FOR DOUBLE PERPENDICULAR MAGNETIC REC...
- Publication number 20190304490
- Publication date Oct 3, 2019
- HEADWAY TECHNOLOGIES, INC.
- Kowang Liu
- G11 - INFORMATION STORAGE
Information Patent Application
WRITE TRANSDUCERS HAVING HIGH MOMENT LAYER
- Publication number 20190180775
- Publication date Jun 13, 2019
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Application
WRITE TRANSDUCERS HAVING HIGH MOMENT LAYER
- Publication number 20190180774
- Publication date Jun 13, 2019
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Application
FILLED-GAP MAGNETIC RECORDING HEAD AND METHOD OF MAKING
- Publication number 20190051318
- Publication date Feb 14, 2019
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Application
BEAKED WRITE TRANSDUCER
- Publication number 20180366147
- Publication date Dec 20, 2018
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Application
NARROW BAND DWELL MONITORING
- Publication number 20180336921
- Publication date Nov 22, 2018
- SEAGATE TECHNOLOGY LLC
- Scott E. Ryun
- G11 - INFORMATION STORAGE
Information Patent Application
RECORDING HEAD WITH MULTIPLE MAGNETIC WRITERS SIMULTANEOUSLY WRITIN...
- Publication number 20180301162
- Publication date Oct 18, 2018
- SEAGATE TECHNOLOGY LLC
- Mehmet Fatih Erden
- G11 - INFORMATION STORAGE
Information Patent Application
TAPE APPARATUS HAVING AN ARRAY OF WRITE TRANSDUCERS EACH HAVING AT...
- Publication number 20180286436
- Publication date Oct 4, 2018
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Application
ACHIEVING FINE MOTION BETWEEN MODULES IN A MAGNETIC HEAD
- Publication number 20180122412
- Publication date May 3, 2018
- International Business Machines Corporation
- David H.F. Harper
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC RECORDING HEAD HAVING PROTECTED READER SENSORS AND NEAR ZE...
- Publication number 20180068678
- Publication date Mar 8, 2018
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD OF MANUFACTURING MAGNETIC RECORDING HEAD
- Publication number 20170047084
- Publication date Feb 16, 2017
- Kabushiki Kaisha Toshiba
- Tomomi Funayama
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC WRITER HAVING MULTIPLE GAPS WITH MORE UNIFORM MAGNETIC FIE...
- Publication number 20160133281
- Publication date May 12, 2016
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Application
ASYMMETRIC MAMR HEAD WITH SELF-ALIGNED SPIN TORQUE OSCILLATOR ALONG...
- Publication number 20150332711
- Publication date Nov 19, 2015
- HGST NETHERLANDS B.V.
- Yosuke URAKAMI
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC RECORDING HEAD HAVING PROTECTED READER SENSORS AND NEAR ZE...
- Publication number 20150199984
- Publication date Jul 16, 2015
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Application
Varying Write Pole Side Shield Gap
- Publication number 20150199983
- Publication date Jul 16, 2015
- SEAGATE TECHNOLOGY LLC
- Marcus B. Mooney
- G11 - INFORMATION STORAGE
Information Patent Application
LOW FRICTION TAPE HEAD
- Publication number 20140362473
- Publication date Dec 11, 2014
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC HEAD AND SYSTEM HAVING OFFSET ARRAYS
- Publication number 20140327987
- Publication date Nov 6, 2014
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Application
QUASI-STATICALLY ORIENTED, BI-DIRECTIONAL TAPE RECORDING HEAD
- Publication number 20140327983
- Publication date Nov 6, 2014
- International Business Machines Corportion
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Application
MULTIPLE WRITERS WITH REDUCED CROSSTALK
- Publication number 20140320997
- Publication date Oct 30, 2014
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC WRITER HAVING MULTIPLE GAPS WITH MORE UNIFORM MAGNETIC FIE...
- Publication number 20140126078
- Publication date May 8, 2014
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE

Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Mechanism to shift the head span of a tape head at a wafer level

Data storage system and magnetic tape recording media with features...

Tape head design having a null shield for same gap verify

Tape head design having an antiferromagnetic coupling (AFC) null sh...

Tape head design having same gap verify capabilities

Three terminal magnetic recording head

Write transducer with recessed portion to improve track shingling p...

Writer with narrower high moment trailing shield

Split band multichannel magnetic recording head having scaled reade...

Magnetic tape recording and reproducing apparatus and recording and...

Dummy hard disk drive

Disk drive server

Shielding between heads for tape drive

Magnetic write head with dual return pole and tapered main pole

Write transducers having high moment layer

Shared disk drive component system

Writer with narrower high moment trailing shield

Magnetic head with a main pole including first and second layers an...

Filled-gap magnetic recording head and method of making

Apparatus with data reader sensors more recessed than servo reader...

Apparatus having sensors with hard spacers and low-contact-pressure...

Apparatus having low-contact-pressure head-tape interface

Apparatus having an array of write transducers having a low frictio...

Magnetic write head with dual return pole

In-situ protective film

Write transducers having high moment layer

Apparatus having recessed TMR read sensor structures for robust hea...

Method of forming an in-situ protective film

Beaked write transducer

Magnetic core and coil design for double perpendicular magnetic rec...

Patents Applicationslast 30 patents

FAST PARTIAL ERASURE FOR DRIVE SANITIZATION

Dual Free Layer TMR Reader With Shaped Rear Bias and Methods of For...

MECHANISM TO SHIFT THE HEAD SPAN OF A TAPE HEAD AT A WAFER LEVEL

Reduction Of High Tape Contact Pressure Points Against Head Assembly

Tape Head Design Having An Antiferromagnetic Coupling (AFC) Null Sh...

SPLIT BAND MULTICHANNEL MAGNETIC RECORDING HEAD HAVING SCALED READE...

MAGNETIC DISK DEVICE AND WRITE RETRY PROCESSING METHOD

DUMMY HARD DISK DRIVE

MAGNETIC WRITE HEAD WITH DUAL RETURN POLE AND TAPERED MAIN POLE

MAGNETIC WRITE HEAD WITH DUAL RETURN POLE

MAGNETIC CORE AND COIL DESIGN FOR DOUBLE PERPENDICULAR MAGNETIC REC...

WRITE TRANSDUCERS HAVING HIGH MOMENT LAYER

WRITE TRANSDUCERS HAVING HIGH MOMENT LAYER

FILLED-GAP MAGNETIC RECORDING HEAD AND METHOD OF MAKING

BEAKED WRITE TRANSDUCER

NARROW BAND DWELL MONITORING

RECORDING HEAD WITH MULTIPLE MAGNETIC WRITERS SIMULTANEOUSLY WRITIN...

TAPE APPARATUS HAVING AN ARRAY OF WRITE TRANSDUCERS EACH HAVING AT...

ACHIEVING FINE MOTION BETWEEN MODULES IN A MAGNETIC HEAD

MAGNETIC RECORDING HEAD HAVING PROTECTED READER SENSORS AND NEAR ZE...

METHOD OF MANUFACTURING MAGNETIC RECORDING HEAD

MAGNETIC WRITER HAVING MULTIPLE GAPS WITH MORE UNIFORM MAGNETIC FIE...

ASYMMETRIC MAMR HEAD WITH SELF-ALIGNED SPIN TORQUE OSCILLATOR ALONG...

MAGNETIC RECORDING HEAD HAVING PROTECTED READER SENSORS AND NEAR ZE...

Varying Write Pole Side Shield Gap

LOW FRICTION TAPE HEAD

MAGNETIC HEAD AND SYSTEM HAVING OFFSET ARRAYS

QUASI-STATICALLY ORIENTED, BI-DIRECTIONAL TAPE RECORDING HEAD

MULTIPLE WRITERS WITH REDUCED CROSSTALK

MAGNETIC WRITER HAVING MULTIPLE GAPS WITH MORE UNIFORM MAGNETIC FIE...