Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Zoom lens barrel unit with lens group moving means and movement guiding means axially juxtaposed to enhance barrel compactness

Zoom lens barrel unit with lens group moving means and movement guiding means axially juxtaposed to enhance barrel compactness

US Patent 5329329 · Granted Jul 12, 1994

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Resin additive composition and synthetic resin composition using same2024
Resin additive composition and synthetic resin composition using same2022
Arm mechanism2019
Flame-retardant thermoplastic resin composition2014
Nucleating agent masterbatch for polyolefin resin2014
Woody synthetic resin composition having improved weather resistance and molded 2013
Non-halogen flame-retardant synthetic resin composition2012
Ultraviolet absorber composition with improved heat resistance and synthetic res2012
Resin additive master batch2012
Image data obtaining system, digital compound machine and system management serv2011
Shutter device2009
Imaging apparatus including multiple optical systems2008