CPC Main Group
B24B 47/00 Drives or gearings; Equipment therefor
7 direct subcodes
Child Classifications
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- B24B 47/02 for performing a reciprocating movement of carriages or work- tables
- B24B 47/10 for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B 47/20 relating to feed movement
- B24B 47/22 Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
- B24B 47/25 for compensating grinding wheel abrasion resulting from dressing
- B24B 47/26 Accessories, e.g. stops
- B24B 47/28 Equipment for preventing backlash
Top Applicants
Top 10 applicants by patent filingsfor class B24, 2013–2023, worldwide · Source: EPO PATSTAT
- DISCO CORPORATION JP 2,092
- APPLIED MATERIALS US 1,813
- EBARA CORPORATION JP 1,804
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 1,329
- ROBERT BOSCH DE 863
- FUJIMI JP 858
- SAINT-GOBAIN ABRASIVES US 833
- EBARA CORPORATION 810
- SAINT-GOBAIN ABRASIVES FR 782
- DISCO ABRASIVE SYSTEM 735