Inventor · disambiguated record
David Farrell
Also filed as: FARRELL DAVID · FARRELL DAVID P
13 granted patents·4 pending applications·26 citations·filing 2009–2024
87Inventor score
Top patents by PatentIndex Score
17 records- 0183US2025130337A1Radio frequency (rf) ranging in propagation limited rf environments utilizing aerial vehiclesRTR TECH INC·Filed 2024·Application pending·0 cites
- 0281US12216219B2Radio frequency (RF) ranging in propagation limited RF environments utilizing aerial vehiclesRTR TECH INC·Filed 2024·Granted Feb 4, 2025·0 cites·20 claims
- 0381US9183957B2Masonry block with continuously curved surfacesFARRELL DAVID P·Filed 2009·Granted Nov 10, 2015·14 cites·11 claims
- 0481US2025020792A1Radio frequency (rf) ranging in propagation limited rf environmentsRTR TECH INC·Filed 2024·Application pending·0 cites
- 0579US10101435B1Radio frequency (RF) ranging in RF-opaque environmentsAERIAL SURVEYING INC·Filed 2017·Granted Oct 16, 2018·5 cites·18 claims
- 0678US12105187B2Dual frequency ranging with calculated integer wavelength delays in RF environmentsRTR TECH INC·Filed 2023·Granted Oct 1, 2024·0 cites·20 claims
- 0777US11971492B2Radio frequency (RF) ranging in propagation limited RF environments utilizing aerial vehiclesRTR TECH INC·Filed 2023·Granted Apr 30, 2024·0 cites·21 claims
- 0870US11719806B2Dual frequency ranging with calculated integer wavelength delays in RF environmentsAERIAL SURVEYING INC·Filed 2021·Granted Aug 8, 2023·0 cites·21 claims
- 0967US11693127B2Radio frequency (RF) ranging in propagation limited RF environments utilizing aerial vehiclesRTR TECH·Filed 2022·Granted Jul 4, 2023·0 cites·26 claims
- 1067US11275181B2Radio frequency (RF) ranging in propagation limited RF environments utilizing aerial vehiclesAERIAL SURVEYING INC·Filed 2020·Granted Mar 15, 2022·0 cites·26 claims
- 1162US8627601B2Rotating radiation shielded entrance assemblyFARRELL DAVID P·Filed 2011·Granted Jan 14, 2014·3 cites·21 claims
- 1254US11035947B2Radio frequency (RF) ranging in propagation limited RF environmentsAERIAL SURVEYING INC·Filed 2018·Granted Jun 15, 2021·0 cites·17 claims
- 1354US9816267B2Masonry block with continuously curved surfacesVERITAS MEDICAL SOLUTIONS LLC·Filed 2015·Granted Nov 14, 2017·1 cites·8 claims
- 1451US9617776B2Motor driven door assemblyFARRELL DAVID P·Filed 2011·Granted Apr 11, 2017·1 cites·18 claims
- 1548US9458661B2Sliding door with tortuous leading edge pathVERITAS MEDICAL SOLUTIONS LLC·Filed 2014·Granted Oct 4, 2016·2 cites·14 claims
- 1640US2013082196A1Compact modular particle facility having layered barriersVERITAS MEDICAL SOLUTIONS LLC·Filed 2012·Application pending·0 cites
- 1736US2016376832A1Radiation-shielding movable barrierVERITAS MEDICAL SOLUTIONS LLC·Filed 2016·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when David Farrell 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 →