Manufacture of gap

Industry

CPC
G11B5/232

This industry / category may be too specific. Please go to a parent level for more data

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

G11B5/232Manufacture of gap

Industries

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Magnetic write transducer with variable write gap length
- Patent number 12,315,537
- Issue date May 27, 2025
- International Business Machines Corporation
- Hugo E. Rothuizen
- G11 - INFORMATION STORAGE
Information Patent Grant
Method to reduce baseline shift for a SOT differential reader
- Patent number 11,222,656
- Issue date Jan 11, 2022
- Western Digital Technologies, Inc.
- Quang Le
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic sensor manufacturing
- Patent number 11,125,836
- Issue date Sep 21, 2021
- Seagate Technology LLC
- Qing He
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Process of forming a recessed spin flipping element in the write gap
- Patent number 10,950,257
- Issue date Mar 16, 2021
- Headway Technologies, Inc.
- Yuhui Tang
- G11 - INFORMATION STORAGE
Information Patent Grant
Spintronic devices with narrow spin polarization layers
- Patent number 10,943,611
- Issue date Mar 9, 2021
- Western Digital Technologies, Inc.
- James Mac Freitag
- 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
Method of forming a perpendicular magnetic recording (PMR) write he...
- Patent number 10,657,988
- Issue date May 19, 2020
- Headway Technologies, Inc.
- Ying Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
Write head having a monolithic side sheild and leading shield
- Patent number 10,468,054
- Issue date Nov 5, 2019
- Western Digital Technologies, Inc.
- Kyusik Shin
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Filled-gap magnetic recording head and method of making
- Patent number 10,134,429
- Issue date Nov 20, 2018
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic writer having convex trailing surface pole and conformal w...
- Patent number 9,997,177
- Issue date Jun 12, 2018
- Western Digital (Fremont), LLC
- Yu Pan
- G11 - INFORMATION STORAGE
Information Patent Grant
Write pole wrap-around shield with gap lamination
- Patent number 9,984,707
- Issue date May 29, 2018
- Seagate Technology LLC
- Angela Moore
- G11 - INFORMATION STORAGE
Information Patent Grant
PMR writer with non-conformal side gaps
- Patent number 9,940,951
- Issue date Apr 10, 2018
- Western Digital (Fremont), LLC
- Jinqiu Zhang
- G11 - INFORMATION STORAGE
Information Patent Grant
Main pole layer with at least two sacrificial layers and a gap layer
- Patent number 9,922,671
- Issue date Mar 20, 2018
- Seagate Technology LLC
- Wei Tian
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Magnetic sensor manufacturing
- Patent number 9,880,232
- Issue date Jan 30, 2018
- Seagate Technology LLC
- Qing He
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for making a perpendicular magnetic recording write head wit...
- Patent number 9,805,747
- Issue date Oct 31, 2017
- Western Digital Technologies, Inc.
- April D. Hixson-Goldsmith
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic writer having convex trailing surface pole and conformal w...
- Patent number 9,767,831
- Issue date Sep 19, 2017
- Western Digital (Fremont), LLC
- Yu Pan
- G11 - INFORMATION STORAGE
Information Patent Grant
Write head having beveled non-magnetic write gap seed layer
- Patent number 9,761,252
- Issue date Sep 12, 2017
- Seagate Technology LLC
- Wei Tian
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head for perpendicular magnetic recording including a writ...
- Patent number 9,741,371
- Issue date Aug 22, 2017
- TDK Corporation
- Atsushi Yamaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for producing a smooth Ru side gap of a damascene writer pole
- Patent number 9,548,069
- Issue date Jan 17, 2017
- HGST Netherlands B.V.
- Ning Shi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for fabricating a magnetic writer having a gradient side gap
- Patent number 9,349,394
- Issue date May 24, 2016
- Western Digital (Fremont), LLC
- Hai Sun
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for fabricating a magnetic writer having half shields
- Patent number 9,343,087
- Issue date May 17, 2016
- Western Digital (Fremont), LLC
- Ronghui Zhou
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of forming a writer with an AFM write gap
- Patent number 9,336,799
- Issue date May 10, 2016
- Headway Technologies, Inc.
- Tai Min
- G11 - INFORMATION STORAGE
Information Patent Grant
Write gap structure for a magnetic recording head
- Patent number 9,318,131
- Issue date Apr 19, 2016
- Seagate Technology LLC
- Wei Tian
- G11 - INFORMATION STORAGE
Information Patent Grant
Process for making PMR writer with non-conformal side gaps
- Patent number 9,275,657
- Issue date Mar 1, 2016
- Western Digital (Fremont), LLC
- Jinqiu Zhang
- G11 - INFORMATION STORAGE
Information Patent Grant
Main pole layer with at least tow sacrificial layers and a gap layer
- Patent number 9,214,167
- Issue date Dec 15, 2015
- Seagate Technology LLC
- Wei Tian
- G11 - INFORMATION STORAGE
Information Patent Grant
Write head having non-magnetic write gap seed layer, and method
- Patent number 9,147,407
- Issue date Sep 29, 2015
- Seagate Technology LLC
- Wei Tian
- G11 - INFORMATION STORAGE
Information Patent Grant
Asymmetric trailing shield writer for shingled magnetic recording (...
- Patent number 9,076,466
- Issue date Jul 7, 2015
- HGST Netherlands B.V.
- Yosuke Urakami
- G11 - INFORMATION STORAGE
Information Patent Grant
Graded bevel tapered write pole design for field enhancement
- Patent number 9,070,383
- Issue date Jun 30, 2015
- Headway Technologies, Inc.
- Lijie Guan
- G11 - INFORMATION STORAGE
Information Patent Grant
Gradient write gap for perpendicular magnetic recording writer
- Patent number 9,042,051
- Issue date May 26, 2015
- Western Digital (Fremont), LLC
- Li Zeng
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method for manufacturing a magnetic write pole with a consistent be...
- Patent number 8,988,824
- Issue date Mar 24, 2015
- HGST Netherlands B.V.
- Elizabeth A. Brinkman
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
SERVO PATTERN RECORDING HEAD, SERVO PATTERN RECORDING DEVICE, MAGNE...
- Publication number 20250140289
- Publication date May 1, 2025
- FUJIFILM CORPORATION
- Tetsuya KANEKO
- G11 - INFORMATION STORAGE
Information Patent Application
Method to Reduce Baseline Shift for a SOT Differential Reader
- Publication number 20220013139
- Publication date Jan 13, 2022
- Western Digital Technologies, Inc.
- Quang LE
- G11 - INFORMATION STORAGE
Information Patent Application
Process of Forming a Recessed Spin Flipping Element in the Write Gap
- Publication number 20200152228
- Publication date May 14, 2020
- HEADWAY TECHNOLOGIES, INC.
- Yuhui Tang
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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
MAGNETIC WRITER HAVING CONVEX TRAILING SURFACE POLE AND CONFORMAL W...
- Publication number 20180261242
- Publication date Sep 13, 2018
- WESTERN DIGITAL (FREMONT), LLC
- Yu PAN
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC SENSOR MANUFACTURING
- Publication number 20180120387
- Publication date May 3, 2018
- SEAGATE TECHNOLOGY LLC
- Qing He
- G01 - MEASURING TESTING
Information Patent Application
MAGNETIC WRITER HAVING CONVEX TRAILING SURFACE POLE AND CONFORMAL W...
- Publication number 20170372728
- Publication date Dec 28, 2017
- WESTERN DIGITAL (FREMONT), LLC
- Yu PAN
- G11 - INFORMATION STORAGE
Information Patent Application
FILLED-GAP MAGNETIC RECORDING HEAD AND METHOD OF MAKING
- Publication number 20150364147
- Publication date Dec 17, 2015
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Application
GRADIENT WRITE GAP FOR PERPENDICULAR MAGNETIC RECORDING WRITER
- Publication number 20150049400
- Publication date Feb 19, 2015
- WESTERN DIGITAL (FREMONT), LLC
- LI ZENG
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Write Gap Structure for a Magnetic Recording Head
- Publication number 20150002963
- Publication date Jan 1, 2015
- SEAGATE TECHNOLOGY LLC
- Wei Tian
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD FOR PRODUCING A SMOOTH RU SIDE GAP OF A DAMASCENE WRITER POLE
- Publication number 20140272120
- Publication date Sep 18, 2014
- HGST NETHERLANDS B.V.
- Ning SHI
- G11 - INFORMATION STORAGE
Information Patent Application
GAP BETWEEN MAGNETIC MATERIALS
- Publication number 20140268415
- Publication date Sep 18, 2014
- SEAGATE TECHNOLOGY LLC
- Wei Tian
- G11 - INFORMATION STORAGE
Information Patent Application
NON-MAGNETIC SEED LAYER METHOD AND APPARATUS
- Publication number 20140272471
- Publication date Sep 18, 2014
- SEAGATE TECHNOLOGY LLC
- Wei Tian
- G11 - INFORMATION STORAGE
Information Patent Application
ASYMMETRIC TRAILING SHIELD WRITER FOR SHINGLED MAGNETIC RECORDING (...
- Publication number 20140177091
- Publication date Jun 26, 2014
- HGST NETHERLANDS B.V.
- Yosuke Urakami
- G11 - INFORMATION STORAGE
Information Patent Application
Graded Bevel Tapered Write Pole Design for Field Enhancement
- Publication number 20140111887
- Publication date Apr 24, 2014
- HEADWAY TECHNOLOGIES, INC.
- Lijie Guan
- G11 - INFORMATION STORAGE
Information Patent Application
Graded Bevel Tapered Write Pole Design for Field Enhancement
- Publication number 20140111886
- Publication date Apr 24, 2014
- HEADWAY TECHNOLOGIES, INC.
- Lijie Guan
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD OF MAKING A MULTI-CHANNEL TIME BASED SERVO TAPE MEDIA
- Publication number 20140085751
- Publication date Mar 27, 2014
- Advanced Research Corporation
- Matthew P. Dugas
- G11 - INFORMATION STORAGE
Information Patent Application
Method of Forming a Writer with an AFM Write Gap
- Publication number 20140037861
- Publication date Feb 6, 2014
- HEADWAY TECHNOLOGIES, INC.
- Tai Min
- G11 - INFORMATION STORAGE
Information Patent Application
Low inductance, ferrite sub-gap substrate structure for surface fil...
- Publication number 20130242427
- Publication date Sep 19, 2013
- Advanced Research Corporation
- Matthew P. Dugas
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD OF MAKING A MULTI-CHANNEL TIME BASED SERVO TAPE MEDIA
- Publication number 20130188272
- Publication date Jul 25, 2013
- Matthew P. Dugas
- G11 - INFORMATION STORAGE
Information Patent Application
Writer with an AFM write gap
- Publication number 20120295133
- Publication date Nov 22, 2012
- HEADWAY TECHNOLOGIES, INC.
- Tai Min
- G11 - INFORMATION STORAGE
Information Patent Application
Nanometer Scale Instrument for Biochemically, Chemically, or Cataly...
- Publication number 20120147722
- Publication date Jun 14, 2012
- General Nanotechnology, LLC
- Victor B. Kley
- G01 - MEASURING TESTING
Information Patent Application
METHOD OF MAKING A MULTI-CHANNEL TIME BASED SERVO TAPE MEDIA
- Publication number 20110286126
- Publication date Nov 24, 2011
- ADVANCED RESEARCH CORPORATION
- Matthew P. Dugas
- G11 - INFORMATION STORAGE
Information Patent Application
PATTERNED MAGNETIC RECORDING HEAD WITH TERMINATION PATTERN
- Publication number 20100296192
- Publication date Nov 25, 2010
- ADVANCED RESEARCH CORPORATION
- Matthew P. Dugas
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic Recording Head, Method of Manufacturing the Same, and Magn...
- Publication number 20100091413
- Publication date Apr 15, 2010
- Isao Nunokawa
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD OF MAKING A MULTI-CHANNEL TIME BASED SERVO TAPE MEDIA
- Publication number 20100002335
- Publication date Jan 7, 2010
- MATTHEW P. DUGAS
- G11 - INFORMATION STORAGE
Information Patent Application
Nanometer Scale Instrument for Biochemically, Chemically, or Cataly...
- Publication number 20090324450
- Publication date Dec 31, 2009
- General Nanotechnology, LLC
- Victor B. Kley
- G01 - MEASURING TESTING
Information Patent Application
PERPENDICULAR WRITE HEAD HAVING A TRAILING SHIELD WITH A SHORT GAP,...
- Publication number 20090268350
- Publication date Oct 29, 2009
- Wen-Chien David Hsiao
- G11 - INFORMATION STORAGE
Information Patent Application
Graded bevel tapered write pole design for field enhancement
- Publication number 20090268344
- Publication date Oct 29, 2009
- HEADWAY TECHNOLOGIES, INC.
- Lijie Guan
- G11 - INFORMATION STORAGE
Information Patent Application
MULTICHANNEL TIME BASED SERVO TAPE MEDIA
- Publication number 20090262452
- Publication date Oct 22, 2009
- MATTHEW P. DUGAS
- G11 - INFORMATION STORAGE

Manufacture of gap

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Magnetic write transducer with variable write gap length

Method to reduce baseline shift for a SOT differential reader

Magnetic sensor manufacturing

Process of forming a recessed spin flipping element in the write gap

Spintronic devices with narrow spin polarization layers

Filled-gap magnetic recording head and method of making

Method of forming a perpendicular magnetic recording (PMR) write he...

Write head having a monolithic side sheild and leading shield

Filled-gap magnetic recording head and method of making

Magnetic writer having convex trailing surface pole and conformal w...

Write pole wrap-around shield with gap lamination

PMR writer with non-conformal side gaps

Main pole layer with at least two sacrificial layers and a gap layer

Magnetic sensor manufacturing

Method for making a perpendicular magnetic recording write head wit...

Magnetic writer having convex trailing surface pole and conformal w...

Write head having beveled non-magnetic write gap seed layer

Magnetic head for perpendicular magnetic recording including a writ...

Method for producing a smooth Ru side gap of a damascene writer pole

Method for fabricating a magnetic writer having a gradient side gap

Method for fabricating a magnetic writer having half shields

Method of forming a writer with an AFM write gap

Write gap structure for a magnetic recording head

Process for making PMR writer with non-conformal side gaps

Main pole layer with at least tow sacrificial layers and a gap layer

Write head having non-magnetic write gap seed layer, and method

Asymmetric trailing shield writer for shingled magnetic recording (...

Graded bevel tapered write pole design for field enhancement

Gradient write gap for perpendicular magnetic recording writer

Method for manufacturing a magnetic write pole with a consistent be...

Patents Applicationslast 30 patents

SERVO PATTERN RECORDING HEAD, SERVO PATTERN RECORDING DEVICE, MAGNE...

Method to Reduce Baseline Shift for a SOT Differential Reader

Process of Forming a Recessed Spin Flipping Element in the Write Gap

FILLED-GAP MAGNETIC RECORDING HEAD AND METHOD OF MAKING

MAGNETIC WRITER HAVING CONVEX TRAILING SURFACE POLE AND CONFORMAL W...

MAGNETIC SENSOR MANUFACTURING

MAGNETIC WRITER HAVING CONVEX TRAILING SURFACE POLE AND CONFORMAL W...

FILLED-GAP MAGNETIC RECORDING HEAD AND METHOD OF MAKING

GRADIENT WRITE GAP FOR PERPENDICULAR MAGNETIC RECORDING WRITER

Write Gap Structure for a Magnetic Recording Head

METHOD FOR PRODUCING A SMOOTH RU SIDE GAP OF A DAMASCENE WRITER POLE

GAP BETWEEN MAGNETIC MATERIALS

NON-MAGNETIC SEED LAYER METHOD AND APPARATUS

ASYMMETRIC TRAILING SHIELD WRITER FOR SHINGLED MAGNETIC RECORDING (...

Graded Bevel Tapered Write Pole Design for Field Enhancement

Graded Bevel Tapered Write Pole Design for Field Enhancement

METHOD OF MAKING A MULTI-CHANNEL TIME BASED SERVO TAPE MEDIA

Method of Forming a Writer with an AFM Write Gap

Low inductance, ferrite sub-gap substrate structure for surface fil...

METHOD OF MAKING A MULTI-CHANNEL TIME BASED SERVO TAPE MEDIA

Writer with an AFM write gap

Nanometer Scale Instrument for Biochemically, Chemically, or Cataly...

METHOD OF MAKING A MULTI-CHANNEL TIME BASED SERVO TAPE MEDIA

PATTERNED MAGNETIC RECORDING HEAD WITH TERMINATION PATTERN

Magnetic Recording Head, Method of Manufacturing the Same, and Magn...

METHOD OF MAKING A MULTI-CHANNEL TIME BASED SERVO TAPE MEDIA

Nanometer Scale Instrument for Biochemically, Chemically, or Cataly...

PERPENDICULAR WRITE HEAD HAVING A TRAILING SHIELD WITH A SHORT GAP,...

Graded bevel tapered write pole design for field enhancement

MULTICHANNEL TIME BASED SERVO TAPE MEDIA