Inventor
YOUNGQUIST ROBERT C
US27 patents
⚠️ This page may combine multiple inventors who share the name “YOUNGQUIST ROBERT C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NASA
9 patentsUS5861755AJan 19, 1999
Two-phase quality/flow meter
NASA59 citations92
US5979239ANov 9, 1999
Ultrasonic imaging system
NASA19 citations90
US6650125B1Nov 18, 2003
Leak and pipe detection method and system
NASA14 citations84
US8947074B1Feb 3, 2015
Inductive position sensor
NASA7 citations82
US9170086B1Oct 27, 2015
Inductive position sensor
NASA4 citations71
US11479678B1Oct 25, 2022
Reflective paint for cryogenic applications
NASA0 citations62
US10815129B1Oct 27, 2020
Method of fabricating rigid radiation reflectors
NASA0 citations46
US9151639B2Oct 6, 2015
Two-dimensional inductive position sensing system
NASA0 citations40
US12578263B1Mar 17, 2026
Optical wastewater pretreat sensor
NASA0 citations39
UNIV LELAND STANFORD JUNIOR
6 patentsUS4778237AOct 18, 1988
Single-mode fiber optic saturable absorber
UNIV LELAND STANFORD JUNIOR57 citations95
US4697926AOct 6, 1987
Coherent distributed sensor and method using short coherence length sources
UNIV LELAND STANFORD JUNIOR104 citations95
US4801189AJan 31, 1989
Birefringent fiber narrowband polarization coupler and method of coupling using same
UNIV LELAND STANFORD JUNIOR27 citations92
US4768851ASep 6, 1988
Fiber optic modal coupler, interferometer and method of coupling spatial modes using same
UNIV LELAND STANFORD JUNIOR31 citations92
US4792207ADec 20, 1988
Single mode fiber optic single sideband modulator and method of frequency shifting using same
UNIV LELAND STANFORD JUNIOR23 citations82
US4735485AApr 5, 1988
Acousto-optic frequency shifter using optical fiber and method of manufacturing same
UNIV LELAND STANFORD JUNIOR21 citations82
US ARMY
4 patentsUS5710377AJan 20, 1998
Ultrasonic leak detection system
US ARMY36 citations90
US5561290AOct 1, 1996
Optical detector calibrator system
US ARMY36 citations88
US5627362AMay 6, 1997
Portable light source unit for simulating fires having an adjustable aperture
US ARMY17 citations69
US5412221AMay 2, 1995
Particle fallout/activity sensor
US ARMY19 citations66