Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Optical pickup device for emitting laser beams having different wavelengths and optical disk driver for use therewith

Optical pickup device for emitting laser beams having different wavelengths and optical disk driver for use therewith

US Patent 6807140 · Granted Oct 19, 2004

Estimated economic value: $173,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Balloon catheter and balloon arrangement method2025
Balloon folding method2025
Non-transitory computer-readable storage medium, information processing method, 2025
Composite printed wiring board and method of manufacturing composite printed wir2025
Balloon catheter, method of manufacturing a balloon catheter, and treatment meth2023
Drug layer applying device and method for forming drug layer2023
Spatter scattering prevention apparatus and flash butt welder including the same2022
Thermoelectric element, thermoelectric device, and method for forming thermoelec2022
Thin film transistor including oxide semiconductor layer2022
Balloon catheter, method of manufacturing a balloon catheter, and treatment meth2022
Method and apparatus for forming drug coating layer2022
Balloon catheter and manufacturing method thereof, and treatment method2022