Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Inner-focus zoom lens system

Inner-focus zoom lens system

US Patent 8873157 · Granted Oct 28, 2014

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Projection display apparatus2022
Optical unit and projector therewith2020
Projection-type display device2020
Illumination optical system and projector2020
Optical unit and projector therewith2019
Projection display apparatus and method of producing said apparatus2019
Temperature-compensated zoom lens system2014
Projection optical system and image projecting device2014
Projection optical system2013
Optical system, image projection apparatus including the same and an image picku2013
Projection optical system2012
Oblique projection optical system2011