Inventor · disambiguated record
Patrick J. Knowles
Also filed as: KNOWLES PATRICK · KNOWLES PATRICK J
9 granted patents·90 citations·filing 1992–2022
87Inventor score
Top patents by PatentIndex Score
9 records- 0186US9653816B2Antenna systemFERRERI ARNOLD L·Filed 2014·Granted May 16, 2017·32 cites·17 claims
- 0256US5877659A90° phase shifter apparatus and method using a directly coupled path and a switched pathNORTHROP GRUMMAN CORP·Filed 1996·Granted Mar 2, 1999·12 cites·13 claims
- 0352US5754146AHelical antenna having a parasitic element and method of using sameWESTINGHOUSE ELECTRIC CORP·Filed 1997·Granted May 19, 1998·20 cites·12 claims
- 0449US5291155AMicrowave bufferWESTINGHOUSE ELECTRIC CORP·Filed 1992·Granted Mar 1, 1994·10 cites·5 claims
- 0546US12456786B2Spherical dielectric structures for storing electromagnetic energyWATERMAN TIMOTHY G·Filed 2022·Granted Oct 28, 2025·0 cites·7 claims
- 0641US6518934B1Parasitically driven dipole arrayNORTHROP GRUMMAN CORP·Filed 2001·Granted Feb 11, 2003·5 cites·25 claims
- 0736US6617942B1Hybrid multi-pole gain zero filter elementNORTHROP GRUMMAN CORP·Filed 2002·Granted Sep 9, 2003·1 cites·19 claims
- 0835US5874927ATilted element antenna having increased effective aperture and method thereforFiled 1996·Granted Feb 23, 1999·8 cites·13 claims
- 0929US5258769AOminidirectional ground plane effect radiatorWESTINGHOUSE ELECTRIC CORP·Filed 1992·Granted Nov 2, 1993·2 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →