Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Optical-system driving device effecting switchover between objective lenses for achieving focal spots

Optical-system driving device effecting switchover between objective lenses for achieving focal spots

US Patent 8171506 · Granted May 1, 2012

Estimated economic value: $60,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Rotating electrical machine and method for manufacturing same2025
Rotary electric machine and method of manufacturing rotary electric machine2025
Rotating electrical machine2025
Rotor of rotating electric machine and rotating electric machine2025
Electrode-misalignment detection device in resistance welder2024
Display device and adjustment method2021
Wire guide device of wire electrical discharge machine and wire electrical disch2021
Headlight module and headlight device2020
Optical disc and optical disc device2020
Illumination device2020
Welding assistance member and spot-welding method using welding assistance membe2020
Headlight module and headlight device2020