Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Spot light-source device excited by electromagnetic energy

Spot light-source device excited by electromagnetic energy

US Patent 6621195 · Granted Sep 16, 2003

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Wireless communication apparatus2025
Voltage detecting device, voltage detecting method, and battery pack system2018
Short arc type discharge lamp2013
Short arc type discharge lamp2013
Short arc type discharge lamp2013
Discharge lamp with an improved cathode of the type having a thoriated tungsten 2013
High-load and high-intensity discharge lamp2009
Discharge lamp having an electrode body with a hermetically sealed space that is2005
High pressure discharge lamp of the short arc type2004
EUV radiation source2004
High-frequency excitation point light source lamp device2002
Cermet and ceramic discharge lamp2002