Inventor
CLARK ROBERT T
US19 patents
⚠️ This page may combine multiple inventors who share the name “CLARK ROBERT T”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HUGHES AIRCRAFT CO
6 patentsUS4697160ASep 29, 1987
Hybrid power combiner and amplitude controller
HUGHES AIRCRAFT CO34 citations92
US5576668ANov 19, 1996
Tandem circular polarizer
HUGHES AIRCRAFT CO23 citations91
US4725795AFeb 16, 1988
Corrugated ridge waveguide phase shifting structure
HUGHES AIRCRAFT CO32 citations90
US4965527AOct 23, 1990
Gain equalizer for microwave balanced amplifier configuration
HUGHES AIRCRAFT CO29 citations86
US5402137AMar 28, 1995
Equalized shaped reflector antenna system and technique for equalizing same
HUGHES AIRCRAFT CO14 citations73
US5175522ADec 29, 1992
Ground plane choke for strip transmission line
HUGHES AIRCRAFT CO11 citations70
CERTAINTEED LLC
4 patentsUS11466850B2Oct 11, 2022
Siding including integrated light source
CERTAINTEED LLC2 citations71
US10774547B2Sep 15, 2020
Installation aids for siding and accessories and methods of use
CERTAINTEED LLC2 citations71
US11713875B2Aug 1, 2023
Cladding including integrated light source
CERTAINTEED LLC0 citations61
US11725392B2Aug 15, 2023
Decorative siding panel, siding system and method of manufacture
CERTAINTEED LLC0 citations41
UNITED TECHNOLOGIES CORP
3 patentsUS5537644AJul 16, 1996
Machine failure isolation in multiple machine configurations using qualitative physics
UNITED TECHNOLOGIES CORP22 citations92
US5522014AMay 28, 1996
Intergrated qualitative/quantitative reasoning with enhanced core predictions and extended test procedures for machine failure isolation using qualitative physics
UNITED TECHNOLOGIES CORP37 citations91
US5604841AFeb 18, 1997
Hierarchical restructuring generic test templates and reusable value spaces for machine failure isolation using qualitative physics
UNITED TECHNOLOGIES CORP18 citations83