Inventor · disambiguated record
David A. Willems
Also filed as: WILLEMS DAVID A
14 granted patents·301 citations·filing 1986–2005
94Inventor score
Top patents by PatentIndex Score
14 records- 0184US5180998ASwitched transmission line phase shifter apparatus employing multiple jetsITT·Filed 1991·Granted Jan 19, 1993·43 cites·15 claims
- 0280US5313175ABroadband tight coupled microstrip line structuresITT·Filed 1993·Granted May 17, 1994·34 cites·13 claims
- 0378US5283539AMonolithic compatible, absorptive, amplitude shaping networkITT·Filed 1992·Granted Feb 1, 1994·34 cites·20 claims
- 0475US6956448B1Electromagnetic energy probe with integral impedance matchingITT MFG ENTERPRISES INC·Filed 2002·Granted Oct 18, 2005·10 cites·14 claims
- 0575US5262740AMicrostrip transformer apparatusITT·Filed 1992·Granted Nov 16, 1993·29 cites·8 claims
- 0673US5172072AHigh efficiency harmonic injection power amplifierITT·Filed 1991·Granted Dec 15, 1992·25 cites·5 claims
- 0768US5278529ABroadband microstrip filter apparatus having inteleaved resonator sectionsITT·Filed 1992·Granted Jan 11, 1994·23 cites·18 claims
- 0867US5281929AMicrostrip twisted broadside coupler apparatusITT·Filed 1992·Granted Jan 25, 1994·22 cites·7 claims
- 0963US5406234ATunable microwave filter apparatus having a notch resonatorITT·Filed 1994·Granted Apr 11, 1995·18 cites·16 claims
- 1063US5363069AElectronically tunable gain equalizerITT·Filed 1993·Granted Nov 8, 1994·21 cites·16 claims
- 1163US5168242AActive-type broadband power dividerITT·Filed 1991·Granted Dec 1, 1992·17 cites·19 claims
- 1262US7057473B1Electromagnetic broadside energy probe with integral impedance matchingITT MFG ENTERPRISES INC·Filed 2005·Granted Jun 6, 2006·2 cites·13 claims
- 1358US5309006AFET crossbar switch device particularly useful for microwave applicationsITT·Filed 1991·Granted May 3, 1994·20 cites·20 claims
- 1432US4714904AMagnetostatic wave device unitITT AEROSPACE OPTICAL·Filed 1986·Granted Dec 22, 1987·3 cites·15 claims
Join the waitlist — get patent alerts
Get an alert when David A. Willems files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →