CPC Main Group
D03D 51/00 Driving, starting, or stopping arrangements; Automatic stop motions
10 direct subcodes
Child Classifications
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- D03D 51/02 General arrangements of driving mechanism
- D03D 51/04 Manual controls
- D03D 51/06 using particular methods of stopping
- D03D 51/12 for adjusting speed
- D03D 51/14 for reducing speed temporarily
- D03D 51/16 for varying speed cyclically
- D03D 51/18 Automatic stop motions
Top Applicants
Top 10 applicants by patent filingsfor 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