Inventor · Ballina, IE

David J. Farrell

35Patents
7h-index
84Co-inventors
72Inventor score

Filing activity: May 3, 1984 → Jun 20, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US6377825B1 Hands-free wireless communication in a vehicle Electricity 399 Expired
US7298671B2 Seismic-data acquisition methods and apparatus Physics 22 Expired
US5539602A Ground fault interrupter Electricity 20 Expired
US10569047B2 Water disintegrable flushable catheter Human Necessities 17 Active
US5151935A Programmable universal signaling circuit for a telephone network Electricity 16 Expired
US4583220A Analog subscriber carrier system repeater with automatic gain and slope correction Electricity 8 Expired
US11103718B2 Automated external defibrillator device and methods of use Human Necessities 7 Active
US5197068A Intra channel bank communication protocols between channels and the line interface unit of a telephone system Electricity 7 Expired
US10617789B2 Hydrophilic coatings and methods of forming the same Chemistry; Metallurgy 5 Active
US4580260A Analog subscriber carrier system terminal with automatic gain and slope correction Electricity 4 Expired
US11529439B2 Lubricious hydrophilic coatings and methods of forming the same Chemistry; Metallurgy 3 Active
US11730918B2 Catheter assembly with anti-staining hydration fluid Human Necessities 3 Active
US5247574A Adaptive no balance DX signalling circuit Electricity 2 Expired
US9921243B2 System and method for voltage and current sensing Physics 2 Active
US11338109B2 Hydrophilic medical products and hydration mediums for hydrating the same Performing Operations; Transporting 1 Active
US11623020B2 Hydrophilic coatings and methods of forming the same Chemistry; Metallurgy 1 Active
US12420056B2 Sleeved hydrophilic medical products Human Necessities 0 Active
US12233218B2 Urinary catheter drainage members and catheters having the same and methods of forming catheters Performing Operations; Transporting 0 Active
US12318511B2 Hygienic medical devices having hydrophilic coatings and methods of forming the same Human Necessities 0 Active
US12201750B2 Hydration solutions containing volatile solutions and medical device products including the same Human Necessities 0 Active
US11964300B2 Process and device for quick dry and or rapid set aqueous external coatings Performing Operations; Transporting 0 Active
US12233219B2 Methods of making sleeved and packaged hydrophilic catheter assemblies Human Necessities 0 Active
US12257369B2 Catheter assemblies with interfacial pH controller Human Necessities 0 Active
USD1084303S1 Intermittent urinary catheter General 0 Active
US12403282B2 Methods of making sleeved hydrophilic catheter assemblies Performing Operations; Transporting 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.