CPC Main Group
D01H 13/00 Other common constructional features, details or accessories
11 direct subcodes
Child Classifications
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- D01H 13/02 Roller arrangements not otherwise provided for
- D01H 13/04 Guides for slivers, rovings, or yarns; Smoothing dies (fibre-condensing guides D01H5/72 )
- D01H 13/08 Twist arresters
- D01H 13/10 Tension devices
- D01H 13/12 Arrangements preventing snarls or inadvertent doubling of yarns
- D01H 13/14 Warning or safety devices, e.g. automatic fault detectors, stop motions
- D01H 13/26 Arrangements facilitating the inspection or testing of yarns or the like in connection with spinning or twisting
- D01H 13/28 Heating or cooling arrangements
- D01H 13/30 Moistening, sizing, oiling, waxing, colouring, or drying yarns or the like as incidental measures during spinning or twisting
- D01H 13/32 Counting, measuring, recording or registering devices
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