DIFF Main Group
D03C 17/00 Card-punching apparatus (marking record carriers in digital fashion G06K)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Card-punching apparatus
CPC: Card-punching apparatus (marking record carriers in digital fashion G06K)
Full Title
Full titles differ between systems:
IPC:
Card-punching apparatus
CPC:
Card-punching apparatus (marking record carriers in digital fashion G06K)
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
Child Classifications
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- D03C 17/02 manually-controlled, i.e. holes to be punched determined by the operator IPC+CPC Available in IPC and CPC
- D03C 17/06 automatic, i.e. design scanned optically or otherwise to control punching apparatus or to control loom jacquard directly IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class D03,2013–2023, worldwide · Source: EPO PATSTAT
- TORAY INDUSTRIES JP 461
- TORAY INDUSTRIES 324
- SHANDONG RIFA TEXTILE MACHINERY COMPANY 279
- TOYOTA INDUSTRIES CORPORATION 260
- JIANGSU COLLEGE OF ENGINEERING AND TECHNOLOGY 259
- ZHEJIANG SCI TECH UNIVERSITY 244
- PICANOL BE 213
- TOYOTA INDUSTRIES CORPORATION JP 192
- FEDERAL-MOGUL POWERTRAIN US 175
- NATIONAL DONG HWA UNIVERSITY 171
Top Applicants (CPC)
Class D03,2013–2023, worldwide · Source: EPO PATSTAT
- TORAY INDUSTRIES JP 517
- PICANOL BE 214
- TOYOTA INDUSTRIES CORPORATION 210
- JIANGSU COLLEGE OF ENGINEERING AND TECHNOLOGY 202
- SANKO TEKSTIL ISLETMELERI SAN. VE TIC. TR 196
- TOYOTA INDUSTRIES CORPORATION JP 193
- FEDERAL-MOGUL POWERTRAIN US 188
- SAFRAN AIRCRAFT ENGINES FR 187
- SAFRAN FR 168
- ASAHI KASEI JP 150