Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Light beam scanning apparatus and method of detecting a variation of a scanning speed of a light beam

Light beam scanning apparatus and method of detecting a variation of a scanning speed of a light beam

US Patent 5138479 · Granted Aug 11, 1992

Estimated economic value: $7,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Three-dimensional shape measuring apparatus and control method thereof2018
Optical characteristic measurement apparatus2015
Three-dimensional shape determining apparatus and three-dimensional shape determ2014
Optical scanning device and image forming apparatus using the optical scanning d2006
Optical element, method of molding the same, and laser scanning optical system2000
Optical scanning device1999
Scanning optical apparatus1997
Optical element molding method1996
Image recording apparatus1994
Scanning optical apparatus having imaging position adjusting means1993
Image forming apparatus1992
Scanning optical apparatus having focus position adjusting means1992