Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Optical projection system equipped with a plate positioner

Optical projection system equipped with a plate positioner

US Patent 4239381 · Granted Dec 16, 1980

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Massage shower system1995
Hydrodynamic massage device1995
Optical measurement device and method1993
Projectile for hand and shoulder weapons and a cartridge fitted with said projec1986
Optical system for the automatic alignment of two motifs comprising alignment ma1983
Method for the manufacture of flexible disks1983
Arc lamp illuminator1983
Illuminator for supplying a divergent illuminating beam from a predetermined are1983
Compact optical coupling device and optical-fiber interferometer gyrometer compr1983
Optical system for aligning two patterns and photo-repeater using such a system1983
Illuminating device for providing an illumination beam with adjustable distribut1983
Optical system for aligning two patterns and a photorepeater embodying such a sy1983