Inventor

Te-Kao Wu

Inventor

Rancho Palos Verdes, CA, US

Overview

1988–2009

Patent span

Electricity

Primary field (CPC H)

Patents· 27 as inventor

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

H01Qprimary

H01QAntennas, i.e. radio aerials90%

H01PWaveguides3%

H04BTransmission3%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%

PatentTitleYear

7,511,678'High-power dual-frequency coaxial feedhorn antenna'2009 7,432,780'Rectangular-to-circular mode power combiner/divider'2008 7,242,360'High power dual band high gain antenna system and method of making the same'2007 7,053,847'Millimeter wave phased array systems with ring slot radiator element'2006 6,747,608'High performance multi-band frequency selective reflector with equal beam coverage'2004 6,608,607'High performance multi-band frequency selective reflector with equal beam coverage'2003 6,577,283'Dual frequency coaxial feed with suppressed sidelobes and equal beamwidths'2003 6,545,645'Compact frequency selective reflective antenna'2003 6,424,308'Wideband matching surface for dielectric lens and/or radomes and/or absorbers'2002 6,424,310'Compact folded optics antenna system for providing adjacent, high gain antenna beams'2002 6,404,404'Density tapered transmit phased array'2002 6,396,451'Precision multi-layer grids fabrication technique'2002 6,169,524'Multi-pattern antenna having frequency selective or polarization sensitive zones'2001 6,054,967'Dual polarization frequency selective medium for diplexing two close bands at an incident angle'2000 5,959,594'Dual polarization frequency selective medium for diplexing two close bands at an incident angle'1999 5,949,387'Frequency selective surface (FSS) filter for an antenna'1999 5,859,619'Small volume dual offset reflector antenna'1999 5,543,815'Shielding screen for integration of multiple antennas'1996 5,497,169'Wide angle, single screen, gridded square-loop frequency selective surface for diplexing two closely separated frequency bands'1996 5,384,575'Bandpass frequency selective surface'1995 5,373,302'Double-loop frequency selective surfaces for multi frequency division multiplexing in a dual reflector antenna'1994 5,162,809'Polarization independent frequency selective surface for diplexing two closely spaced frequency bands'1992 5,130,718'Multiple dichroic surface cassegrain reflector'1992 5,103,241'High Q bandpass structure for the selective transmission and reflection of high frequency radio signals'1992 5,017,939'Two layer matching dielectrics for radomes and lenses for wide angles of incidence'1991 4,814,785'Wideband gridded square frequency selective surface'1989 4,786,914'Meanderline polarization twister'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988Patents assigned to E SYSTEMS INC (1)· patent assignee history

1988–2009Based in Rancho Palos Verdes, CA, US· patent location history

1989–1996Patents assigned to HUGHES AIRCRAFT CO (7)· patent assignee history

1994–1996Patents assigned to US ARMY (2)· patent assignee history

1999–2003Patents assigned to TRW INC (10)· patent assignee history

2003–2009Patents assigned to NORTHROP GRUMMAN CORP (7)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TRW INC	10	1999–2003
HUGHES AIRCRAFT CO	7	1989–1996
NORTHROP GRUMMAN CORP	7	2003–2009
US ARMY	2	1994–1996
E SYSTEMS INC	1	1988

Locations

Location	Patents	Span
Rancho Palos Verdes, California, US	27	1988–2009