Inventor
VELDKAMP WILFRID B
US11 patents
⚠️ This page may combine multiple inventors who share the name “VELDKAMP WILFRID B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MASSACHUSETTS INST TECHNOLOGY
10 patentsUS5218471AJun 8, 1993
High-efficiency, multilevel, diffractive optical elements
MASSACHUSETTS INST TECHNOLOGY139 citations98
US4895790AJan 23, 1990
High-efficiency, multilevel, diffractive optical elements
MASSACHUSETTS INST TECHNOLOGY458 citations98
US5161059ANov 3, 1992
High-efficiency, multilevel, diffractive optical elements
MASSACHUSETTS INST TECHNOLOGY107 citations96
US4649351AMar 10, 1987
Apparatus and method for coherently adding laser beams
MASSACHUSETTS INST TECHNOLOGY90 citations96
US4994664AFeb 19, 1991
Optically coupled focal plane arrays using lenslets and multiplexers
MASSACHUSETTS INST TECHNOLOGY106 citations95
US4813762AMar 21, 1989
Coherent beam combining of lasers using microlenses and diffractive coupling
MASSACHUSETTS INST TECHNOLOGY121 citations95
US4410237AOct 18, 1983
Method and apparatus for shaping electromagnetic beams
MASSACHUSETTS INST TECHNOLOGY125 citations95
USRE36352EOct 26, 1999
High-efficiency, multilevel, diffractive optical elements
MASSACHUSETTS INST TECHNOLOGY31 citations92
US5682265AOct 28, 1997
Diffractive microstructures for color separation and fusing
MASSACHUSETTS INST TECHNOLOGY63 citations92
US4305666ADec 15, 1981
Optical heterodyne detection system and method
MASSACHUSETTS INST TECHNOLOGY26 citations76