Inventor
PRATHER DENNIS W
US34 patents
⚠️ This page may combine multiple inventors who share the name “PRATHER DENNIS W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNIV DELAWARE
17 patentsUS7428358B2Sep 23, 2008
Optical coupler for coupling an optical fiber into a waveguide
UNIV DELAWARE24 citations90
US7704644B2Apr 27, 2010
Zero-alignment method for tunable fabrication of three-dimensional photonic crystals by multiple-exposure laser interference using diffraction gratings patterned on a single mask
UNIV DELAWARE11 citations84
US7700936B2Apr 20, 2010
Fabrication of quantum dots embedded in three-dimensional photonic crystal lattice
UNIV DELAWARE10 citations84
US7255804B2Aug 14, 2007
Process for making photonic crystal circuits using an electron beam and ultraviolet lithography combination
UNIV DELAWARE12 citations84
US6603558B2Aug 5, 2003
Micro-ring cavity gyroscope with magnetic field lock-in minimization
UNIV DELAWARE13 citations79
US6832033B2Dec 14, 2004
Hetero-structure photonic bandgap materials
UNIV DELAWARE16 citations78
US7718953B2May 18, 2010
Electromagnetic/optical tweezers using a full 3D negative-refraction flat lens
UNIV DELAWARE7 citations73
US7057250B2Jun 6, 2006
Terahertz frequency band wavelength selector
UNIV DELAWARE7 citations73
US7428348B2Sep 23, 2008
Electro-optical switching using coupled photonic crystal waveguides
UNIV DELAWARE8 citations72
US6891993B2May 10, 2005
Multi-channel wavelength division multiplexing using photonic crystals
UNIV DELAWARE11 citations72
US6782169B2Aug 24, 2004
System for efficient coupling to photonic crystal waveguides
UNIV DELAWARE8 citations72
US7384724B2Jun 10, 2008
Method for fabricating optical devices in photonic crystal structures
UNIV DELAWARE5 citations63
US7382032B2Jun 3, 2008
Terahertz frequency band wavelength selector
UNIV DELAWARE3 citations62
US7157296B2Jan 2, 2007
Etchless fabrication of planar photonic crystal structures in high refractive index material
UNIV DELAWARE3 citations57
US7109107B2Sep 19, 2006
Method for creating flip-chip conductive-polymer bumps using photolithography and polishing
UNIV DELAWARE4 citations56
US7892710B2Feb 22, 2011
Method for making three-dimensional structures on a substrate having micron dimensions, and an article of manufacture three-dimensional objects on a substrate with micron dimensions
UNIV DELAWARE0 citations52
US7170096B2Jan 30, 2007
Antimonide-based optical devices
UNIV DELAWARE0 citations46
EM PHOTONICS INC
5 patentsUS7050662B2May 23, 2006
Fiber Bragg grating compression sensor system
EM PHOTONICS INC36 citations89
US7295939B2Nov 13, 2007
Hardware implementation of the pseudo-spectral time-domain method
EM PHOTONICS INC2 citations60
US7194497B2Mar 20, 2007
Hardware-based accelerator for time-domain scientific computing
EM PHOTONICS INC2 citations59
US7337265B2Feb 26, 2008
Organization of cache memory for hardware acceleration of the finite-difference time-domain method
EM PHOTONICS INC2 citations58
US7340695B2Mar 4, 2008
Reformulation of the finite-difference time-domain algorithm for hardware-based accelerators
EM PHOTONICS INC0 citations47
PHASE SENSITIVE INNOVATIONS INC
4 patentsUS9614280B2Apr 4, 2017
Optical feed network for phased array antennas
PHASE SENSITIVE INNOVATIONS INC30 citations94
US9544510B2Jan 10, 2017
Three-dimensional reconstruction of a millimeter-wave scene by optical up-conversion and cross-correlation detection
PHASE SENSITIVE INNOVATIONS INC7 citations83
US7965435B2Jun 21, 2011
Method for controlling the phase of optical carriers in millimeter wave imaging systems using optical upconversion
PHASE SENSITIVE INNOVATIONS INC7 citations81
US9287990B2Mar 15, 2016
Recycled carrier modulation in compound resonator configurations
PHASE SENSITIVE INNOVATIONS INC0 citations51