Patent assignee · US · COMPANY

The ESAB Group, Inc.

196Patents
97Active
196Granted
52Portfolio score

Filing activity: Feb 21, 1978 → Oct 26, 2023 · 11 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5635086A Laser-plasma arc metal cutting apparatus Performing Operations; Transporting 231 Expired
US4389561A Self-positioning welding or cutting torch Performing Operations; Transporting 74 Expired
US5660743A Plasma arc torch having water injection nozzle assembly Electricity 72 Expired
US5747767A Extended water-injection nozzle assembly with improved centering Electricity 71 Expired
US4733052A Contact tip welding electrode Performing Operations; Transporting 63 Expired
USD858535S1 Display screen or portion thereof with graphical user interface General 62 Active
US6427894B1 Electrode wire feeder for an arc welding system Performing Operations; Transporting 50 Expired
US7423235B2 Electrode and electrode holder with threaded connection Emerging Cross-Sectional Technologies 49 Active
US6452130B1 Electrode with brazed separator and method of making same Electricity 48 Expired
US6222155A Cutting apparatus with thermal and nonthermal cutters, and associated methods Performing Operations; Transporting 48 Expired
US6156995A Water-injection nozzle assembly with insulated front end Electricity 48 Expired
US4240709A Multiple layer protective glass, particularly a protective glass for a welding shield Physics 48 Expired
US5844196A System and method for detecting nozzle and electrode wear Electricity 48 Expired
US6020572A Electrode for plasma arc torch and method of making same Electricity 47 Expired
US8546719B2 Method and plasma arc torch system for marking and cutting workpieces with the same set of consumables Electricity 46 Active
USD357927S Welding apparatus General 46 Expired
US8581139B2 Electrode and electrode holder with threaded connection Emerging Cross-Sectional Technologies 42 Active
US5451739A Electrode for plasma arc torch having channels to extend service life Electricity 40 Expired
USD754626S1 Portable welding system General 38 Active
US6066827A Electrode with emissive element having conductive portions Electricity 38 Expired
US6081423A Power supply with obliquely impinging airflow Electricity 37 Expired
US6483070B1 Electrode component thermal bonding Electricity 37 Expired
US4564742A Source of power for arc welding Electricity 35 Expired
US5747773A Arc welder power source Performing Operations; Transporting 33 Expired
US6114650A Electrode for plasma arc torch and method of making same Electricity 32 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.