Alec Donald Stewart

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Scotlandwell, GB

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Patents Grantslast 30 patents

Information Patent Grant
Security system for hard disk drive
- Patent number 6,012,145
- Issue date Jan 4, 2000
- Calluna Technology Limited
- Stewart Mathers
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Miniature hard disk drive system
- Patent number 5,757,582
- Issue date May 26, 1998
- Calluna Technology Limited
- Norman Jackson White
- G11 - INFORMATION STORAGE
Information Patent Grant
High capacity disk drive
- Patent number 4,757,406
- Issue date Jul 12, 1988
- Rodime PLC
- Alec D. Stewart
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for controlling a stepper motor
- Patent number 4,489,259
- Issue date Dec 18, 1984
- Rodime Limited
- James N. J. White
- G05 - CONTROLLING REGULATING
Information Patent Grant
Method of and apparatus for damping of stepper motor using non-acti...
- Patent number 4,484,124
- Issue date Nov 20, 1984
- Rodime Limited
- James N. J. White
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER