Inventor
LIESENER JAN
US19 patents
⚠️ This page may combine multiple inventors who share the name “LIESENER JAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ZYGO CORP
14 patentsUS8902431B2Dec 2, 2014
Low coherence interferometry with scan error correction
ZYGO CORP13 citations92
US8379218B2Feb 19, 2013
Fiber-based interferometer system for monitoring an imaging interferometer
ZYGO CORP20 citations92
US7978338B2Jul 12, 2011
Compound reference interferometer
ZYGO CORP14 citations92
US9746348B2Aug 29, 2017
Double pass interferometric encoder system
ZYGO CORP8 citations84
US8004688B2Aug 23, 2011
Scan error correction in low coherence scanning interferometry
ZYGO CORP9 citations84
US9719777B1Aug 1, 2017
Interferometer with real-time fringe-free imaging
ZYGO CORP12 citations83
US7751064B2Jul 6, 2010
Interference objective for annular test surfaces
ZYGO CORP8 citations83
US9798130B2Oct 24, 2017
Measuring topography of aspheric and other non-flat surfaces
ZYGO CORP8 citations82
US9025161B2May 5, 2015
Double pass interferometric encoder system
ZYGO CORP4 citations73
US10066974B2Sep 4, 2018
Interferometric encoder systems having at least partially overlapping diffracted beams
ZYGO CORP4 citations72
US9201313B2Dec 1, 2015
Compact encoder head for interferometric encoder system
ZYGO CORP2 citations62
US9891078B2Feb 13, 2018
Interferometric encoders using spectral analysis
ZYGO CORP0 citations52
US12292274B2May 6, 2025
Interferometric lens aligner and method
ZYGO CORP0 citations51
US9115975B2Aug 25, 2015
Position monitoring system with reduced noise
ZYGO CORP1 citations46