CPC Main Group
B23K 13/00 Welding by high-frequency current heating
4 direct subcodes
Child Classifications
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- B23K 13/01 by induction heating
- B23K 13/04 by conduction heating
- B23K 13/06 characterised by the shielding of the welding zone against influence of the surrounding atmosphere
- B23K 13/08 Electric supply or control circuits therefor
Top Applicants
Top 10 applicants by patent filingsfor class B23, 2013–2023, worldwide · Source: EPO PATSTAT
- ITW (ILLINOIS TOOL WORKS) US 3,642
- DISCO CORPORATION JP 3,316
- FANUC JP 3,111
- ROBERT BOSCH DE 2,711
- FANUC 2,163
- GE (GENERAL ELECTRIC COMPANY) US 2,113
- ISCAR IL 1,516
- SIEMENS DE 1,459
- LINCOLN GLOBAL US 1,433
- KOBE STEEL JP 1,423