ESAB Welding Products, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B23K SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM 1182

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5333841 Nozzle insert for use in metal scarfing apparatusDec 10, 92Aug 02, 94[B23K]
5304256 Scarfing methodSep 21, 92Apr 19, 94[B23K]
5290995 Plasma arc cutting system having fluid metering and power control systemsDec 20, 91Mar 01, 94[B23K]
5234658 Scarfing apparatusDec 09, 91Aug 10, 93[B23K]
5216221 Plasma arc torch power disabling mechanismJan 17, 92Jun 01, 93[B23K]
5214262 Electrode adaptorApr 03, 92May 25, 93[B23K]
5208448 Plasma torch nozzle with improved cooling gas flowApr 03, 92May 04, 93[B23K]
5194715 Plasma arc torch used in underwater cuttingNov 27, 91Mar 16, 93[B23K]
5160821 Mounting apparatus for a cutting torchMar 17, 92Nov 03, 92[B23K]
5124525 Plasma arc torch having improved nozzle assemblyAug 27, 91Jun 23, 92[B23K]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
D365345 Plasma torch electrodeExpiredMay 27, 94Dec 19, 95[]
5162632 Plasma torch having heat shield for torch bodyExpiredAug 13, 91Nov 10, 92[B23K]
D328018 Nozzle for plasma arc torchExpiredMar 07, 90Jul 21, 92[]
5023425 Electrode for plasma arc torch and method of fabricating sameExpiredJan 17, 90Jun 11, 91[B23K]
5017752 Plasma arc torch starting process having separated generated flows of non-oxidizing and oxidizing gasExpiredMar 02, 90May 21, 91[B23K]
5013885 Plasma arc torch having extended nozzle of substantially hourglassExpiredFeb 28, 90May 07, 91[B23K]
4954688 Plasma arc cutting torch having extended lower nozzle memberExpiredNov 01, 89Sep 04, 90[B23K]
4767912 High frequency arc stabilizerExpiredAug 25, 86Aug 30, 88[B23K]
4742208 Welding system with electronic controlExpiredOct 14, 86May 03, 88[B23K]
4713521 Electronic potentiometer simulatorExpiredNov 16, 84Dec 15, 87[B23K]
4459459 Power supply for electric arc weldingExpiredSep 08, 81Jul 10, 84[B23K]

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