Inventor

William D. Killen

Inventor

Melbourne, FL, US

Overview

1999–2006

Patent span

Electricity

Primary field (CPC H)

Patents· 48 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H01Qprimary

H01QAntennas, i.e. radio aerials51%

H01PWaveguides20%

H05KPrinted circuits20%

G01RMeasuring electric variables3%

H04BTransmission3%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests2%

Y10TTechnical subjects covered by former us classification2%

PatentTitleYear

7,088,308'Feedback and control system for radomes'2006 7,030,834'Active magnetic radome'2006 7,006,052'Passive magnetic radome'2006 6,995,711'High efficiency crossed slot microstrip antenna'2006 6,985,118'Multi-band horn antenna using frequency selective surfaces'2006 6,982,671'Slot fed microstrip antenna having enhanced slot electromagnetic coupling'2006 6,975,279'Efficient radome structures of variable geometry'2005 6,963,259'High efficiency resonant line'2005 6,943,731'Arangements of microstrip antennas having dielectric substrates including meta-materials'2005 6,906,676'FSS feeding network for a multi-band compact horn'2005 6,900,763'Antenna system with spatial filtering surface'2005 6,885,355'Spatial filtering surface operative with antenna aperture for modifying aperture electric field'2005 6,879,298'Multi-band horn antenna using corrugations having frequency selective surfaces'2005 6,842,140'High efficiency slot fed microstrip patch antenna'2005 6,838,954'High efficiency quarter-wave transformer'2005 6,825,743'Substrate enhancement for improved signal characteristics on a discontinuous transmission line'2004 6,812,906'Broadband quardifilar helix with high peak gain on the horizon'2004 6,806,843'Antenna system with active spatial filtering surface'2004 6,794,952'High efficiency low pass filter'2004 6,791,496'High efficiency slot fed microstrip antenna having an improved stub'2004 6,781,486'High efficiency stepped impedance filter'2004 6,753,814'Dipole arrangements using dielectric substrates of meta-materials'2004 6,753,745'High efficiency four port circuit'2004 6,753,744'High efficiency three port circuit'2004 6,750,820'High efficiency antennas of reduced size on dielectric substrate'2004 6,750,740'High efficiency interdigital filters'2004 6,741,148'High efficiency coupled line filters'2004 6,737,932'Broadband impedance transformers'2004 6,734,827'High efficiency printed circuit LPDA'2004 6,731,244'High efficiency directional coupler'2004 6,731,246'Efficient loop antenna of reduced diameter'2004 6,731,248'High efficiency printed circuit array of log-periodic dipole arrays'2004 6,727,785'High efficiency single port resonant line'2004 6,720,926'System for improved matching and broadband performance of microwave antennas'2004 6,700,463'Transmission line structure for reduced coupling of signals between circuit elements on a circuit board'2004 6,646,614'Multi-frequency band antenna and related methods'2003 6,597,318'Loop antenna and feed coupler for reduced interaction with tuning adjustments'2003 6,421,004'Mitigation of antenna test range impairments caused by presence of undesirable emitters'2002 6,407,717'Printed circuit board-configured dipole array having matched impedance-coupled microstrip feed and parasitic elements for reducing sidelobes'2002 6,384,780'Extension of dynamic range of emitter and detector circuits of spread spectrum-based antenna test range'2002 6,236,362'Mitigation of antenna test range impairments caused by presence of undesirable emitters'2001 6,195,062'Printed circuit board-configured dipole array having matched impedance-coupled microstrip feed and parasitic elements for reducing sidelobes'2001 6,184,826'Extension of dynamic range of emitter and detector circuits of spread spectrum-based antenna test range'2001 6,115,005'Gain-optimized lightweight helical antenna arrangement'2000 6,052,098'Printed circuit board-configured dipole array having matched impedance-coupled microstrip feed and parasitic elements for reducing sidelobes'2000 6,020,862'Method for making non-planar radio frequency device and device produced thereby'2000 5,940,045'Optimization of DC power to effective irradiated power conversion efficiency for helical antenna'1999 5,892,480'Variable pitch angle, axial mode helical antenna'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2006Patents assigned to HARRIS CORP (47)· patent assignee history

1999–2005Based in Satellite Beach, FL, US· patent location history

2003–2006Based in Melbourne, FL, US· patent location history

2003Based in Palm Bay, FL, US· patent location history

2005Patents assigned to HARRIS FOUNDATION (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HARRIS CORP	47	1999–2006
HARRIS FOUNDATION	1	2005

Locations

Location	Patents	Span
Melbourne, Florida, US	33	2003–2006
Satellite Beach, Florida, US	14	1999–2005
Palm Bay, Florida, US	1	2003