Inventor
JOHNSON EDWARD A
US23 patents
⚠️ This page may combine multiple inventors who share the name “JOHNSON EDWARD A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ION OPTICS INC
8 patentsUS7119337B1Oct 10, 2006
Infrared radiation sources, sensors and source combinations, and methods of manufacture
ION OPTICS INC104 citations97
US6278809B1Aug 21, 2001
Fiber optic reflectance apparatus for in situ characterization of thin films
ION OPTICS INC63 citations95
US6249005B1Jun 19, 2001
Infrared radiation filament and method of manufacture
ION OPTICS INC18 citations92
US6373056B1Apr 16, 2002
Gas detection apparatus using a combined infrared source and high temperature bolometer
ION OPTICS INC19 citations90
US7511274B2Mar 31, 2009
Infrared radiation sources, sensors and source combinations, and methods of manufacture
ION OPTICS INC10 citations82
US7498574B2Mar 3, 2009
Tunable photonic crystal
ION OPTICS INC14 citations82
US6528792B2Mar 4, 2003
Gas detection apparatus using a combined infrared source and high temperature bolometer
ION OPTICS INC8 citations71
US7215428B2May 8, 2007
Absorption spectroscopy apparatus and method
ION OPTICS INC6 citations59
NOMADICS INC
3 patentsUS7973696B2Jul 5, 2011
Thin film emitter-absorber apparatus and methods
NOMADICS INC21 citations92
US7968848B2Jun 28, 2011
Infrared radiation sources, sensors and source combinations, and methods of manufacture
NOMADICS INC19 citations91
US7825380B2Nov 2, 2010
Tunable photonic crystal
NOMADICS INC13 citations82