Magnetic Peripherals Inc.

Organization

Minneapolis, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Low diffusion disk drive breather vent
- Patent number RE34497
- Issue date Jan 4, 1994
- Magnetic Peripherals, Inc.
- John B. Blanks
- 360 - Dynamic magnetic information storage or retrieval
Information Patent Grant
Low noise magnetic thin film longitudinal media
- Patent number 5,162,158
- Issue date Nov 10, 1992
- Magnetic Peripherals Inc.
- Jodie A. Christner
- G11 - INFORMATION STORAGE
Information Patent Grant
Plasma treatment for ceramic materials
- Patent number 5,118,577
- Issue date Jun 2, 1992
- Magnetic Peripherals Inc.
- Amarjit S. Brar
- G11 - INFORMATION STORAGE
Information Patent Grant
Process for manufacturing selectively textured magnetic recording m...
- Patent number 5,108,781
- Issue date Apr 28, 1992
- Magnetic Peripherals Inc.
- Rajiv Y. Ranjan
- G11 - INFORMATION STORAGE
Information Patent Grant
Adaptive magnetic recording and readback system
- Patent number 5,107,378
- Issue date Apr 21, 1992
- Magnetic Peripherals, Inc.
- Robert D. Cronch
- G11 - INFORMATION STORAGE
Information Patent Grant
Improved ceramic head pad materials
- Patent number 5,098,874
- Issue date Mar 24, 1992
- Magnetic Peripherals Inc.
- Amarjit S. Brar
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Spindle motor having reduced torque ripple
- Patent number 5,093,595
- Issue date Mar 3, 1992
- Magnetic Peripherals Inc.
- Garry E. Korbel
- G11 - INFORMATION STORAGE
Information Patent Grant
Selectively textured magnetic recording media
- Patent number 5,062,021
- Issue date Oct 29, 1991
- Magnetic Peripherals Inc.
- Rajiv Y. Ranjan
- G11 - INFORMATION STORAGE
Information Patent Grant
Vertical flat coil for head actuator
- Patent number 5,050,026
- Issue date Sep 17, 1991
- Magnetic Peripherals Inc.
- Lloyd C. Goss
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for determining the micro impact energy capacity of the surf...
- Patent number 4,987,766
- Issue date Jan 29, 1991
- Magnetic Peripherals Inc.
- Amarjit S. Brar
- G01 - MEASURING TESTING
Information Patent Grant
Restrictively damped actuator mount for disc drives
- Patent number 4,982,300
- Issue date Jan 1, 1991
- Magnetic Peripherals Inc.
- Kent J. Forbord
- G11 - INFORMATION STORAGE
Information Patent Grant
High impact strength ceramic composite head pad material
- Patent number 4,975,398
- Issue date Dec 4, 1990
- Magnetic Peripherals Inc.
- Amarjit S. Brar
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Pole design for thin film magnetic heads
- Patent number 4,970,615
- Issue date Nov 13, 1990
- Magnetic Peripherals Inc.
- George J. Gau
- G11 - INFORMATION STORAGE
Information Patent Grant
Thin film servo head employing the inactive transducer coils to can...
- Patent number 4,962,437
- Issue date Oct 9, 1990
- Magnetic Peripherals Inc.
- Lawrence A. Wilcox
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus for gripping high density disk packs for precision balancing
- Patent number 4,949,579
- Issue date Aug 21, 1990
- Magnetic Peripherals Inc.
- Sham S. Nayar
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for manufacturing a magnetic head core with a flux gap havin...
- Patent number 4,942,658
- Issue date Jul 24, 1990
- Magnetic Peripherals Inc.
- Timothy W. Vandnais
- G11 - INFORMATION STORAGE
Information Patent Grant
Electronic flying integrity tester for disk drives
- Patent number 4,942,609
- Issue date Jul 17, 1990
- Magnetic Peripherals Inc.
- Forrest C. Meyer
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk substrate polishing assembly
- Patent number 4,930,259
- Issue date Jun 5, 1990
- Magnetic Perpherals Inc.
- Dennis E. Kobylenski
- B24 - GRINDING POLISHING
Information Patent Grant
Test disk having fluorocarbon resin asperities for magnetic disk dr...
- Patent number 4,931,338
- Issue date Jun 5, 1990
- Magnetic Peripherals Inc.
- Mark A. Toffle
- G11 - INFORMATION STORAGE
Information Patent Grant
Use of nickel-phosphorous undercoat for particulate media in magnet...
- Patent number 4,929,499
- Issue date May 29, 1990
- Magnetic Peripherals Inc.
- Bahram Shadzi
- G11 - INFORMATION STORAGE
Information Patent Grant
Spindle motor flex cable
- Patent number 4,923,406
- Issue date May 8, 1990
- Magnetic Peripherals Inc.
- Neil E. Bucknam
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for writing a servo pattern
- Patent number 4,912,576
- Issue date Mar 27, 1990
- Magnetic Peripherals Inc.
- Donald W. Janz
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive unit
- Patent number 4,908,715
- Issue date Mar 13, 1990
- Magnetic Peripherals Inc.
- Richard G. Krum
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive spindle motor
- Patent number 4,905,110
- Issue date Feb 27, 1990
- Magnetic Peripherals Inc.
- Richard G. Krum
- G11 - INFORMATION STORAGE
Information Patent Grant
Adaptive velocity profile for disk actuator control
- Patent number 4,899,234
- Issue date Feb 6, 1990
- Magnetic Peripherals Inc.
- Stephen R. Genheimer
- G11 - INFORMATION STORAGE
Information Patent Grant
Combination probe and ring head for vertical recording
- Patent number 4,897,749
- Issue date Jan 30, 1990
- Magnetic Peripherals Inc.
- Craig M. Perlov
- G11 - INFORMATION STORAGE
Information Patent Grant
Methods and apparatus for performing high density isotropic/perpend...
- Patent number 4,891,717
- Issue date Jan 2, 1990
- Magnetic Peripherals Inc.
- Vadim B. Minuhin
- G11 - INFORMATION STORAGE
Information Patent Grant
Multiple stage heat shielding for transducer support arm
- Patent number 4,891,723
- Issue date Jan 2, 1990
- Magnetic Peripherals Inc.
- Brian S. Zak
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetoresistive sensor having antiferromagnetic exchange-biased ends
- Patent number 4,891,725
- Issue date Jan 2, 1990
- Magnetic Peripherals Inc.
- Greg S. Mowry
- G11 - INFORMATION STORAGE
Information Patent Grant
On-the-fly error correction
- Patent number 4,890,287
- Issue date Dec 26, 1989
- Magnetic Peripherals Inc.
- Bruce E. Johnson
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
74064473 - ZONE BIT RECORDING
- Serial number 74064473
- Filing date May 29, 1990
- Magnetic Peripherals Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
74063385 - ZBR
- Serial number 74063385
- Filing date May 29, 1990
- Magnetic Peripherals Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73742614 - IMPRIMIS
- Serial number 73742614
- Registration number 1553545
- Filing date Jul 27, 1988
- Magnetic Peripherals Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73334554 - FINCH
- Serial number 73334554
- Registration number 1228298
- Filing date Oct 28, 1981
- Magnetic Peripherals Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73323235 - LARK
- Serial number 73323235
- Registration number 1237121
- Filing date Aug 11, 1981
- Magnetic Peripherals Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments

Magnetic Peripherals Inc.

Organization

Patents Grantslast 30 patents

Low diffusion disk drive breather vent

Low noise magnetic thin film longitudinal media

Plasma treatment for ceramic materials

Process for manufacturing selectively textured magnetic recording m...

Adaptive magnetic recording and readback system

Improved ceramic head pad materials

Spindle motor having reduced torque ripple

Selectively textured magnetic recording media

Vertical flat coil for head actuator

Method for determining the micro impact energy capacity of the surf...

Restrictively damped actuator mount for disc drives

High impact strength ceramic composite head pad material

Pole design for thin film magnetic heads

Thin film servo head employing the inactive transducer coils to can...

Apparatus for gripping high density disk packs for precision balancing

Method for manufacturing a magnetic head core with a flux gap havin...

Electronic flying integrity tester for disk drives

Magnetic disk substrate polishing assembly

Test disk having fluorocarbon resin asperities for magnetic disk dr...

Use of nickel-phosphorous undercoat for particulate media in magnet...

Spindle motor flex cable

Method for writing a servo pattern

Disk drive unit

Disk drive spindle motor

Adaptive velocity profile for disk actuator control

Combination probe and ring head for vertical recording

Methods and apparatus for performing high density isotropic/perpend...

Multiple stage heat shielding for transducer support arm

Magnetoresistive sensor having antiferromagnetic exchange-biased ends

On-the-fly error correction

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

74064473 - ZONE BIT RECORDING

74063385 - ZBR

73742614 - IMPRIMIS

73334554 - FINCH

73323235 - LARK