CPC Subgroup
B23D 63/08 Sharpening the cutting edges of saw teeth
Full Title
Dressing the tools of sawing machines or sawing devices for use in cutting any kind of material, e.g. in the manufacture of sawing tools > Sharpening the cutting edges of saw teeth
3 direct subcodes
Child Classifications
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- B23D 63/10 by filing
- B23D 63/12 by grinding
- B23D 63/16 of chain saws (of mortise chain cutters B24B3/14)
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