C03B 2205/45
Monotoring or regulating the preform neck-down region with respect to position or
Official title: Monotoring or regulating the preform neck-down region with respect to position or shape
C03B2205/45 (Monotoring or regulating the preform neck-down region with respect to position or) appears on 14 US grants and 14 published applications in this corpus.
Search patents in C03B- Granted patents
- 14
- Published applications
- 14
- Assignees
- 10
- Inventors
- 26
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 2 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 2 |
| 2018 | 1 | 2 |
| 2019 | 1 | 1 |
| 2020 | 2 | 1 |
| 2021 | 1 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
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.
- Preform for producing vortex fiber15 Feb 2022US 11,249,247 B2Nxgen Partners IP, LLC
- Viscocity-reducing dopants in optical fibers2 Nov 2021US 11,161,767 B2OFS Fitel, LLC
- Production method for multicore optical fiber26 May 2020US 10,662,106 B2Sumitomo Electric Industries, Ltd.
- Production method for multicore optical fiber17 Mar 2020US 10,590,024 B2Sumitomo Electric Industries, Ltd.
- Optical fiber manufacturing method and optical fiber manufacturing apparatus11 Jul 2024US 2024/0228359 A1Fujikura Ltd.
- Viscocity-Reducing Dopants In Optical Fibers23 Jan 2020US 2020/0024176 A1OFS Fitel, LLC
- System and method for producing vortex fiber6 Jun 2019US 2019/0170933 A1NXGN Partners IP, LLC
- Production method for multicore optical fiber30 Aug 2018US 2018/0244556 A1Sumitomo Electric Industries, Ltd.
- Production method for multicore optical fiber30 Aug 2018US 2018/0244557 A1Sumitomo Electric Industries, Ltd.
Most cited
By later US patents
- Process for drawing glass fiber using prediction of future geometric parameter of the fiber21US 6,098,428 AHeraeus Quarzglas GmbH & Co.KG · 2000
- Caustic ray use of the drawdown zone of an optical fiber preform to control the drawing of the fiber11US 4,102,661 ABell Telephone Laboratories, Incorporated · 1978
- Single mode optical fiber, method of manufacturing the same, and apparatus for manufacturing the same10US 6,954,572 B2Furukawa Electric Co., Ltd. · 2005
- Method of manufacturing single mode optical fiber7US 8,020,411 B2Furukawa Electric Co., Ltd. · 2011
- Method for optical fibre manufacture4US 4,801,324 AStc PLC · 1989