Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Track-following control system for magnetic disk drive

Track-following control system for magnetic disk drive

US Patent 4977470 · Granted Dec 11, 1990

Estimated economic value: $19,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Hyperspectral imaging device capable of acquiring polarization information and o2025
Optical element having both color filter function and lens function, image senso2025
Image-capture element and image capture device2025
Ion sensing device2025
Image capturing element and image capturing apparatus having spectroscopic eleme2025
Optical multiplexing circuit and light source2025
Optical switching apparatus2024
Image sensor and imaging device2024
1 x N optical switch2024
Tunable laser2024
Tunable laser2024
Optical switch2024