| 5182685 |
Stepper motor torque variance compensation using varied applied voltage |
Brian Tremaine, Litko Chan |
1993-01-26 |
| 5079653 |
Information storage disc transducer position control system using last step damping |
Raymond G. Gauthier, Brian Tremaine, Litko Chan |
1992-01-07 |
| 4926077 |
Resistance compensation in a motor using a thermally variable resistive network |
Raymond G. Gauthier, David M. Lancisi |
1990-05-15 |
| 4812928 |
Stepper motor data recovery method using a magnetic hysteresis based stepping algorithm |
— |
1989-03-14 |
| 4768115 |
Stepper motor magnetic hysteresis correction using a stepping algorithm |
— |
1988-08-30 |
| 4739239 |
Bipolar motor control |
Brian Tremaine |
1988-04-19 |
| 4679102 |
Method and means for parking read/write heads in a disc drive using the back-EMF of the spindle motor to operate a stepper motor |
William E. Wevers, Ramgopal Battu |
1987-07-07 |
| 4620244 |
Compensation method to correct thermally induced off-track errors in disc drives |
— |
1986-10-28 |