B65H 63/0324
Using photo-electric sensing means, i.e. the defect signal is a variation of
Official title: {using photo-electric sensing means, i.e. the defect signal is a variation of light energy}
B65H63/0324 (Using photo-electric sensing means, i.e. the defect signal is a variation of) appears on 39 US grants and 14 published applications in this corpus.
Search patents in B65H- Granted patents
- 39
- Published applications
- 14
- Assignees
- 29
- Inventors
- 89
- Latest grant
- 29 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 2 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 2 |
| 2020 | 0 | 2 |
| 2021 | 1 | 0 |
| 2022 | 2 | 2 |
| 2023 | 1 | 2 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Yarn tension and breakage sensor system29 Apr 2025US 12,286,739 B2
- System for producing yarn6 Feb 2024US 11,891,264 B2
- Method of contactless optical detection of yarn at a workstation of a yarn manufacturing textile machine, an optical sensor of yarn and a textile machine14 Nov 2023US 11,814,755 B2Rieter CZ s.r.o.
- Device for contactless measurement of the parameters of a linear textile formation, a method of controlling the device and a textile machine7 Jun 2022US 11,352,720 B2Maschinenfabrik Rieter AG
- Apparatus and methods for detecting stray optical fibers during winding8 Feb 2022US 11,242,215 B2Corning Incorporated
- Method for adjusting the sensor sensitivity of a motion sensor for detecting movement of a pile yarn in a tufting machine and adjusting system30 Apr 2026US 2026/0117441 A1Vandewiele NV
- Fiber handling system with fuzz detection27 Jul 2023US 2023/0234806 A1CVD Equipment Corporation
- System for Producing Yarn27 Jul 2023US 2023/0234807 A1
- Yarn Tension and Breakage Sensor System8 Sep 2022US 2022/0282416 A1
- Method of contactless optical detection of yarn at a workstation of a yarn manufacturing textile machine, an optical sensor of yarn and a textile machine26 May 2022US 2022/0162778 A1Rieter CZ s.r.o.
Most cited
By later US patents
- Opto-electronic weft yarn detector12US 4,023,599 ASulzer Brothers Limited · 1977
- Apparatus for collecting and preparing sample yarns to be tested11US 4,116,393 AToray Industries, Inc. · 1978
- Method and apparatus for handling linear elements9US 4,010,908 AOwens-Corning Fiberglas Corporation · 1977
- Optical thread breakage monitoring apparatus8US 4,691,647 AErwin Sick GmbH Optik-Elektronik · 1987
- Strand responsive electrical switch7US 4,169,981 A1979