Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Stepper motor control for data disk system

Stepper motor control for data disk system

US Patent 4518904 · Granted May 21, 1985

Estimated economic value: $178,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Hydraulic cartridge valve with position monitoring mechanism and hydraulic contr2024
Hydraulic motor drive system for controlling high inertial load rotary component2020
High capacity disk drive1999
Head positioning system for a disc data store1985
Method and apparatus for controlling a stepper motor1984
Method of and apparatus for damping of stepper motor using non-active windings1984
Method of and apparatus for generating a unique index mark from the commutation 1983