CPC Main Group Additional Only
D01H 2700/00 Spinning or twisting machines; Drafting devices
7 direct subcodes
Child Classifications
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- D01H 2700/01 Preparatory spinning machines
- D01H 2700/20 Spinning mules; Transmissions
- D01H 2700/21 Piecing or cleaning in spinning mules
- D01H 2700/22 Winding devices for spinning mules
- D01H 2700/24 Spinning or twisting machines of different kinds
- D01H 2700/245 Conception or fabrication of drafting cylinders
- D01H 2700/247 Guilding means for veil or sliver on drafting systems
Top Applicants
Top 10 applicants by patent filingsfor class D01, 2013–2023, worldwide · Source: EPO PATSTAT
- TORAY INDUSTRIES JP 1,268
- MASCHINENFABRIK RIETER CH 1,200
- NATIONAL DONG HWA UNIVERSITY 955
- LENZING AT 602
- P&G (PROCTER & GAMBLE COMPANY) US 594
- WUHAN TEXTILE UNIVERSITY 494
- TRUETZSCHLER & COMPANY DE 453
- KOLON INDUSTRIES KR 433
- OERLIKON TEXTILE & COMPANY DE 430
- CHINESE ACADEMY OF SCIENCES 412