WEINSCHEL CORPORATION

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5021001 Multiple use electrical connector having planar exposed surfaceExpiredSep 06, 89Jun 04, 91[H01R]
4836801 Multiple use electrical connector having planar exposed surfaceExpiredJan 29, 87Jun 06, 89[H01R]
4495556 Voltage doubler circuitExpiredNov 30, 82Jan 22, 85[H02M]
4330765 Switchable microwave step attenuator with compensation for linear operation over wide frequency rangeExpiredJun 05, 80May 18, 82[H01P]
4240050 Two stub tuner in waveguide bendExpiredJun 29, 79Dec 16, 80[H01P]
4219770 Insertion loss and phase shift measurement system and methodExpiredJan 11, 79Aug 26, 80[H03B, G01N]

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