C03B 2205/40
Monitoring or regulating the draw tension or draw rate
C03B2205/40 (Monitoring or regulating the draw tension or draw rate) appears on 122 US grants and 136 published applications in this corpus.
Search patents in C03B- Granted patents
- 122
- Published applications
- 136
- Assignees
- 62
- Inventors
- 343
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 6 |
| 2002 | 4 | 11 |
| 2003 | 11 | 10 |
| 2004 | 7 | 8 |
| 2005 | 5 | 7 |
| 2006 | 4 | 4 |
| 2007 | 3 | 2 |
| 2008 | 0 | 1 |
| 2009 | 1 | 3 |
| 2010 | 3 | 1 |
| 2011 | 2 | 4 |
| 2012 | 2 | 4 |
| 2013 | 3 | 5 |
| 2014 | 1 | 5 |
| 2015 | 0 | 3 |
| 2016 | 6 | 7 |
| 2017 | 4 | 7 |
| 2018 | 10 | 4 |
| 2019 | 4 | 8 |
| 2020 | 4 | 13 |
| 2021 | 6 | 3 |
| 2022 | 8 | 4 |
| 2023 | 5 | 2 |
| 2024 | 3 | 5 |
| 2025 | 0 | 4 |
| 2026 | 2 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Optical fiber manufacturing method and optical fiber manufacturing apparatus3 Mar 2026US 12,565,441 B2Fujikura Ltd.
- Self-learning fiber processing system and method24 Feb 2026US 12,559,408 B23SAE Technologies, Inc.
- Optical fiber and method for producing optical fiber10 Dec 2024US 12,164,145 B2Sumitomo Electric Industries, Ltd.
- Tension-based methods for forming bandwidth tuned optical fibers for bi-modal optical data transmission26 Nov 2024US 12,151,964 B2Corning Incorporated
- Self-learning fiber processing system and method12 Mar 2024US 11,926,553 B23SAE Technologies, Inc.
- Apparatus of manufacturing optical fiber and method of manufacturing optical fiber16 Jul 2026US 2026/0200787 A1Sumitomo Electric Industries, Ltd.
- A method of producing photonic crystal fibers18 Jun 2026US 2026/0167554 A1ASML Netherlands B. V.
- A fiber manufacturing intermediate product and method of producing photonic crystal fibers4 Jun 2026US 2026/0152430 A1ASML Netherlands B. V.
- System and method for fabrication of hollow-core fibers28 May 2026US 2026/0145987 A1Relativity Networks, Inc.
- Optical fiber drawing apparatus and method of manufacturing optical fiber8 Jan 2026US 2026/0008714 A1Sumitomo Electric Industries, Ltd.
Most cited
By later US patents
- Active optical fiber and method for fabricating an active optical fiber235US 8,433,168 B2Optoelectronics Research Center, Tampere University of Technology · 2013
- High index-contrast fiber waveguides and applications61US 6,788,864 B2OmniGuide Communications · 2004
- Method and apparatus for tensile testing and rethreading optical fiber during fiber draw58US 7,832,675 B2Corning Incorporated · 2010
- Suppression of stimulated Brillouin scattering in optical fiber53US 6,542,683 B1Corning Incorporated · 2003
- Optical fiber having a core with a repeatedly changing constitutional parameter45US 5,267,339 AFujikura Ltd. · 1993