Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Light-source device and projection type display device

Light-source device and projection type display device

US Patent 6631997 · Granted Oct 14, 2003

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Quantum device and quantum computer2025
Oscillator and quantum computer2025
Quantum device2025
Vehicle airbag device2018
Vehicle pre-crash seat belt device2018
Screen, optical element, and display device2017
Fresnel optical element and projection display apparatus2010
Speckle removing light source and lighting apparatus2010
Supporting mechanism of reflector and projection apparatus2010
Lighting apparatus2010
Transparent screen and projection display unit2009
Image display device and adjustment for alignment2009