C03B 37/02736
Means for supporting, rotating or feeding the tubes, rods, fibres or filaments
Official title: {Means for supporting, rotating or feeding the tubes, rods, fibres or filaments to be drawn, e.g. fibre draw towers, preform alignment, butt-joining preforms or dummy parts during feeding (uniting rods or tubes C03B23/207)}
C03B37/02736 (Means for supporting, rotating or feeding the tubes, rods, fibres or filaments) appears on 80 US grants and 81 published applications in this corpus.
Search patents in C03B- Granted patents
- 80
- Published applications
- 81
- Assignees
- 48
- Inventors
- 208
- Latest grant
- 23 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 2 |
| 2002 | 2 | 4 |
| 2003 | 3 | 3 |
| 2004 | 1 | 4 |
| 2005 | 0 | 3 |
| 2006 | 2 | 3 |
| 2007 | 1 | 2 |
| 2008 | 0 | 2 |
| 2009 | 0 | 2 |
| 2010 | 2 | 1 |
| 2011 | 1 | 1 |
| 2012 | 2 | 0 |
| 2013 | 1 | 2 |
| 2014 | 1 | 2 |
| 2015 | 3 | 5 |
| 2016 | 2 | 1 |
| 2017 | 3 | 4 |
| 2018 | 1 | 4 |
| 2019 | 0 | 7 |
| 2020 | 5 | 5 |
| 2021 | 5 | 5 |
| 2022 | 6 | 4 |
| 2023 | 4 | 7 |
| 2024 | 2 | 4 |
| 2025 | 2 | 2 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Inductive furnace with rotating susceptor for high precision waveguide glass draw23 Dec 2025US 12,503,386 B2Heraeus Quartz North America LLC
- Optical fiber draw furnace system and method14 Oct 2025US 12,441,649 B2Corning Incorporated
- Systems and methods for processing optical fiber10 Dec 2024US 12,162,792 B2Corning Incorporated
- Optical fiber and method for producing optical fiber10 Dec 2024US 12,164,145 B2Sumitomo Electric Industries, Ltd.
- Optical fiber draw furnace system and method21 Nov 2023US 11,820,696 B2Corning Incorporated
- Apparatus of manufacturing optical fiber and method of manufacturing optical fiber16 Jul 2026US 2026/0200787 A1Sumitomo Electric Industries, Ltd.
- Optical fiber coating composition, optical fiber, and preparation method thereof30 Apr 2026US 2026/0118557 A1Phichem Corporation
- Positioning aid and method for producing a hollow-core fiber and a preform therefor using the positioning aid11 Dec 2025US 2025/0376410 A1
- Optical fiber and method for producing optical fiber13 Feb 2025US 2025/0052949 A1Sumitomo Electric Industries, Ltd.
- Method and semi-finished product for fabricating multicore fibers17 Oct 2024US 2024/0345313 A1Heraeus Quarzglas GmbH & Co.KG
Most cited
By later US patents
- Method and apparatus relating to optical fibers49US 7,106,932 B2Crystal Fibre A/S · 2006
- Method of drawing optical filaments33US 4,154,592 ACorning Glass Works · 1979
- Method of drawing glass optical waveguides33US 4,157,906 ACorning Glass Works · 1979
- Apparatus for minimizing drawn filament diameter variation23US 4,126,436 ACorning Glass Works · 1978
- Method and apparatus for fabricating optical fibers22US 4,407,667 A1983