WHITTAKER CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING271
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL169
 
  
 
H04J MULTIPLEX COMMUNICATION 1124

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7137612 High recovery metering valveSep 01, 04Nov 21, 06[F16K]
6511098 Seal mechanism for bayonet-type connectorApr 30, 01Jan 28, 03[F16L]
6135414 Ball valve apparatusDec 24, 98Oct 24, 00[F16K]
6111880 Hybrid packet/cell switching, linking, and control system and methodology for sharing a common internal cell formatDec 05, 97Aug 29, 00[H04J]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7230384 Robust RF interface in a TWTExpiredMar 17, 05Jun 12, 07[H01J]
6507583 Network access arbitration system and methodologyExpiredApr 17, 00Jan 14, 03[H04L]
6313434 Method for creation of inclined microstructures using a scanned laser imageExpiredMay 27, 99Nov 06, 01[B23K]
6141323 Closed loop congestion control using a queue measurement systemExpiredJun 03, 96Oct 31, 00[H04L]
6137807 Dual bank queue memory and queue control systemExpiredDec 05, 97Oct 24, 00[H04L]
6072798 Network access communication switchExpiredOct 31, 96Jun 06, 00[H04L]
5949785 Network access communications system and methodologyExpiredOct 31, 96Sep 07, 99[H04L]
5938749 Queue measurement apparatus and methodologyExpiredJun 03, 96Aug 17, 99[G06F]
5004963 Accelerometer based power control apparatus for aircraft subsystemExpiredMar 13, 90Apr 02, 91[H02J, H01H]
4867195 Vapor pressure control systemExpiredFeb 29, 88Sep 19, 89[G05D]
4828401 Temperature monitoring apparatus and method thereforExpiredJun 17, 87May 09, 89[G01K]
4784925 Primary electrochemical cell containing molecular iodineExpiredNov 08, 85Nov 15, 88[H01M]
4784927 Electrochemical cell using iodine monochlorideExpiredDec 19, 85Nov 15, 88[H01M]
4669700 Pilot operated valveExpiredMay 13, 85Jun 02, 87[F16K]
4642533 Constant current power circuit for horizontal deflection of cathode ray tubeExpiredMar 27, 85Feb 10, 87[H01J]
4617690 Inflatable bed patient mattressExpiredJan 07, 85Oct 21, 86[A47C, A61G]
4617958 Control valveExpiredJul 25, 85Oct 21, 86[G05D]
4610265 Turbine compressor stall recovery valveExpiredDec 12, 84Sep 09, 86[F16K]
4598355 Fault tolerant controllerExpiredOct 27, 83Jul 01, 86[G05B, G06F]
4573661 Multiple schedule valveExpiredOct 15, 84Mar 04, 86[F16K]

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