CPC Subgroup
B23K 26/066 by using masks
Full Title
Working by laser beam, e.g. welding, cutting or boring > Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam > Shaping the laser beam, e.g. by masks or multi-focusing > by means of optical elements, e.g. lenses, mirrors or prisms > by using masks
1 direct subcode
Child Classifications
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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