Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Quarter-wave plate, and optical pickup device

Quarter-wave plate, and optical pickup device

US Patent 8000210 · Granted Aug 16, 2011

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Entry control device, entry control system, entry control method, and non-transi2025
Entry control apparatus, entry control system, entry control method, and non-tra2025
Driving method for AD conversion circuit, AD conversion circuit, photoelectric c2025
Photoelectric conversion apparatus and equipment2024
Image pickup apparatus for inferring noise and learning device2024
Image sensor, image capturing apparatus, method of performing phase difference f2023
Image sensor, image capturing apparatus, method of performing phase difference f2022
Frame component, temple, frame, and eyewear2022
Eyewear2022
Sensor module, temple, frame and eyewear2022
Optical characteristic evaluation method and optical characteristic evaluation s2021
Solid-state imaging device, imaging apparatus, and imaging method for generating2020