Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method and apparatus for recording and reproducing multi-level information

Method and apparatus for recording and reproducing multi-level information

US Patent 7599272 · Granted Oct 6, 2009

Estimated economic value: $463,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Vibration driving device for a strong magnetic-field environment2025
Control apparatus for vibration actuator, and vibration driving apparatus, inter2025
Vibration actuator control apparatus, vibration driving apparatus, interchangeab2023
Vibration type actuator control apparatus, vibration type driving apparatus havi2023
Control device for vibration-type actuator, vibration-type drive device includin2023
Control method for vibration type actuator including vibrator and contact body m2022
Control apparatus, control method, and driving apparatus for vibration-type actu2022
Control apparatus for vibratory actuator, driving apparatus, imaging apparatus, 2021
Control apparatus for vibration-type actuator, control method for vibration-type2020
Control apparatus for vibration-type actuator, method of controlling vibration-t2020
Control apparatus, control method, and driving apparatus for vibration-type actu2019
Vibrating-element driving circuit, vibration-type actuator, image pickup apparat2019