Martyn Lewis

Person

Los Angeles, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Sensing and controlling the location of elements of a linear motor
- Patent number 5,880,541
- Issue date Mar 9, 1999
- Northern Magnetics, Inc.
- Walter E. Hinds
- G05 - CONTROLLING REGULATING
Information Patent Grant
Economical wide range speed control system
- Patent number 5,854,877
- Issue date Dec 29, 1998
- Seagate Technology, Inc.
- Martyn A. Lewis
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Economical wide range speed control system
- Patent number 5,642,461
- Issue date Jun 24, 1997
- Seagate Technology, Inc.
- Martyn A. Lewis
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Brushless motor speed control arrangement having derived common mod...
- Patent number 5,589,746
- Issue date Dec 31, 1996
- Seagate Technology, Inc.
- Martyn A. Lewis
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Apparatus for, and methods of, recording signals in tracks on a mem...
- Patent number 5,519,546
- Issue date May 21, 1996
- Servo Track Writer Corporation
- Martyn A. Lewis
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive with adaptive positioning
- Patent number 5,510,939
- Issue date Apr 23, 1996
- Micropolis Corporation
- Martyn A. Lewis
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus for, and methods of, recording signals in tracks on a mem...
- Patent number 5,416,652
- Issue date May 16, 1995
- Servo Track Writer Corporation
- Martyn A. Lewis
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for controlling and analyzing a data storage s...
- Patent number 5,319,509
- Issue date Jun 7, 1994
- Servo Track Writer Corporation
- Gajus Michelson
- G11 - INFORMATION STORAGE
Information Patent Grant
Linear induction motor systems
- Patent number 4,890,023
- Issue date Dec 26, 1989
- Walter E. Hinds
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Transducer positioning apparatus with multiple modes of motion
- Patent number 4,831,315
- Issue date May 16, 1989
- Data Recording Instrument Company Limited
- Francis P. Hammond
- G05 - CONTROLLING REGULATING
Information Patent Grant
Motion control system for reel to reel web transport apparatus
- Patent number 4,801,853
- Issue date Jan 31, 1989
- Eastman Kodak Company
- Martyn Lewis
- G11 - INFORMATION STORAGE
Information Patent Grant
Transducer position control system for disk storage equipment
- Patent number 4,751,441
- Issue date Jun 14, 1988
- Cambrian Consultants, Inc.
- Martyn A. Lewis
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for recording transducer positioning information
- Patent number 4,424,543
- Issue date Jan 3, 1984
- DMA Systems Corporation
- Martyn A. Lewis
- G11 - INFORMATION STORAGE
Information Patent Grant
Control system for transducer positioning motor
- Patent number 4,383,209
- Issue date May 10, 1983
- Minnesota Mining and Manufacturing Company
- Martyn A. Lewis
- G11 - INFORMATION STORAGE
Information Patent Grant
Emergency head retract system for magnetic disc drives
- Patent number 4,371,903
- Issue date Feb 1, 1983
- DMA Systems Corporation
- Martyn A. Lewis
- G11 - INFORMATION STORAGE
Information Patent Grant
Spindle motor control system
- Patent number 4,371,818
- Issue date Feb 1, 1983
- Minnesota Mining and Manufacturing Company
- Martyn A. Lewis
- G11 - INFORMATION STORAGE

Martyn Lewis

Person

Patents Grantslast 30 patents

Sensing and controlling the location of elements of a linear motor

Economical wide range speed control system

Economical wide range speed control system

Brushless motor speed control arrangement having derived common mod...

Apparatus for, and methods of, recording signals in tracks on a mem...

Disk drive with adaptive positioning

Apparatus for, and methods of, recording signals in tracks on a mem...

Method and apparatus for controlling and analyzing a data storage s...

Linear induction motor systems

Transducer positioning apparatus with multiple modes of motion

Motion control system for reel to reel web transport apparatus

Transducer position control system for disk storage equipment

Method and apparatus for recording transducer positioning information

Control system for transducer positioning motor

Emergency head retract system for magnetic disc drives

Spindle motor control system