C03B 37/02727
Annealing or re-heating
Official title: {Annealing or re-heating}
C03B37/02727 (Annealing or re-heating) appears on 50 US grants and 65 published applications in this corpus.
Search patents in C03B- Granted patents
- 50
- Published applications
- 65
- Assignees
- 20
- Inventors
- 139
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 0 | 2 |
| 2002 | 1 | 1 |
| 2003 | 2 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 2 |
| 2006 | 1 | 4 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 1 | 1 |
| 2011 | 2 | 1 |
| 2012 | 0 | 2 |
| 2013 | 0 | 2 |
| 2014 | 4 | 2 |
| 2015 | 0 | 5 |
| 2016 | 4 | 2 |
| 2017 | 1 | 7 |
| 2018 | 2 | 5 |
| 2019 | 5 | 5 |
| 2020 | 4 | 6 |
| 2021 | 5 | 4 |
| 2022 | 4 | 3 |
| 2023 | 5 | 4 |
| 2024 | 1 | 1 |
| 2025 | 1 | 3 |
| 2026 | 4 | 2 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Optical fiber draw production systems, pressure devices and methods applying pressure to optical fiber12 May 2026US 12,623,949 B2Corning Incorporated
- Method of manufacturing an optical fiber and production system therefor12 May 2026US 12,623,951 B2Corning Incorporated
- Method for manufacturing optical fiber5 May 2026US 12,617,708 B2Sumitomo Electric Industries, Ltd.
- In-tower optical fiber bending5 May 2026US 12,617,709 B2
- Fused materials with mismatched properties11 Nov 2025US 12,466,758 B1Honeywell Federal Manufacturing & Technologies, LLC
- Fused materials with mismatched properties16 Jul 2026US 2026/0200786 A1Honeywell Federal Manufacturing & Technologies, LLC
- Optical fiber coating composition, optical fiber, and preparation method thereof30 Apr 2026US 2026/0118557 A1Phichem Corporation
- Optical fiber manufacturing method19 Jun 2025US 2025/0197272 A1Sumitomo Electric Industries, Ltd.
- Method and system for reducing attenuation in optical fiber29 May 2025US 2025/0171347 A1Corning Incorporated
- Slow cooling of reduced cladding diameter optical fibers24 Apr 2025US 2025/0128978 A1Corning Incorporated
Most cited
By later US patents
- Optical fiber and method for making the same27US 6,766,088 B2Sumitomo Electric Industries, Ltd. · 2004
- Optical fiber having improved optics and structure16US 6,526,209 B1Sumitomo Electric Industries, Ltd. · 2003
- Optical fiber14US 6,636,677 B2Sumitomo Electric Industries, Ltd. · 2003
- Methods for drawing optical fibers using a fluid bearing14US 7,937,971 B2Corning Incorporated · 2011
- Optical fiber with suppressed stimulated Brillouin scattering and method for making such a fiber13US 7,167,621 B2Nufern · 2007