Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Optical apparatus having a luminous flux shaping filter

Optical apparatus having a luminous flux shaping filter

US Patent 5859730 · Granted Jan 12, 1999

Estimated economic value: $47,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method of manufacturing display panel2006
Display panel and method of producing the same2006
Flat display panels and having a ventilation duct secured to a back substrate vi2005
Turntable for optical recording disc recording apparatus2000
Master optical disk recording apparatus1998
Optical filter with light transmittance dependency on incident angle1996
Optical axis monitoring device1992
Device for measuring size of light spot1990
Optical axis monitoring system1986