Inventor · Windom, MN, US

Theodore A. Johnson

28Patents
18h-index
14Co-inventors
78Inventor score

Filing activity: Aug 17, 1993 → Jun 16, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5944023A Systems and methods for determining the location of an implanted device including a magnet Human Necessities 322 Expired
US5386828A Guide wire apparatus with location sensing member Human Necessities 292 Expired
US5562618A Portal assembly and catheter connector Human Necessities 255 Expired
US5743873A Methods for using catheter connectors and portals, and methods of assembly Human Necessities 249 Expired
US5558641A Hybrid portal and method Human Necessities 231 Expired
US5387192A Hybrid portal and method Human Necessities 228 Expired
US5632729A Catheter connector Human Necessities 198 Expired
US5613945A Portal assembly Human Necessities 193 Expired
US5989216A Access portal and method Emerging Cross-Sectional Technologies 191 Expired
US6022343A Bridged coil catheter support structure Human Necessities 187 Expired
US8560086B2 Catheter electrode assemblies and methods of construction therefor Emerging Cross-Sectional Technologies 120 Active
US5669383A Polyimide sheath for a catheter detector and method Human Necessities 111 Expired
US9037264B2 Catheter electrode assemblies and methods for construction therefor Emerging Cross-Sectional Technologies 93 Active
US5941858A Medical device for insertion into the body Human Necessities 92 Expired
US8825130B2 Electrode support structure assemblies Human Necessities 82 Active
US9687297B2 Catheter electrode assemblies and methods of construction thereof Emerging Cross-Sectional Technologies 34 Active
US10219861B2 Catheter electrode assemblies and methods of construction thereof Emerging Cross-Sectional Technologies 27 Active
US10182762B2 Electrode support structure assemblies Human Necessities 26 Active
USD373488S Entertainment center General 14 Expired
US8945110B2 Apparatus for contactless electrophysiology studies Emerging Cross-Sectional Technologies 12 Active
US8728065B2 Apparatus and methods for contactless electrophysiology studies Emerging Cross-Sectional Technologies 3 Active
US11065052B2 Catheter electrode assemblies and methods of construction therefor Emerging Cross-Sectional Technologies 1 Active
US12089890B2 Multi-rate fluid flow and variable power delivery for ablation electrode assemblies used in catheter ablation procedures Mechanical Engineering; Lighting; Heating 0 Active
US12295649B2 Catheter electrode assemblies and methods of construction thereof Emerging Cross-Sectional Technologies 0 Active
US10973571B2 Multi-rate fluid flow and variable power delivery for ablation electrode assemblies used in catheter ablation procedures Mechanical Engineering; Lighting; Heating 0 Active

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