C03B 37/02781
Hollow fibres
Official title: {Hollow fibres, e.g. holey fibres}
C03B37/02781 (Hollow fibres) appears on 118 US grants and 172 published applications in this corpus.
Search patents in C03B- Granted patents
- 118
- Published applications
- 172
- Assignees
- 74
- Inventors
- 323
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 2 |
| 2002 | 0 | 0 |
| 2003 | 3 | 2 |
| 2004 | 2 | 6 |
| 2005 | 6 | 11 |
| 2006 | 4 | 7 |
| 2007 | 4 | 4 |
| 2008 | 4 | 5 |
| 2009 | 4 | 10 |
| 2010 | 7 | 6 |
| 2011 | 5 | 4 |
| 2012 | 5 | 1 |
| 2013 | 3 | 5 |
| 2014 | 1 | 3 |
| 2015 | 3 | 4 |
| 2016 | 1 | 3 |
| 2017 | 3 | 3 |
| 2018 | 4 | 6 |
| 2019 | 7 | 11 |
| 2020 | 5 | 10 |
| 2021 | 5 | 6 |
| 2022 | 6 | 21 |
| 2023 | 9 | 4 |
| 2024 | 9 | 9 |
| 2025 | 13 | 8 |
| 2026 | 3 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Anti-resonant optical component and method for the production of same8 Sep 2026US 12,730,258 B2Heraeus Quarzglas GmbH & Co.KG
- Methods for producing hollow-core optical fibers2 Jun 2026US 12,645,027 B2Corning Incorporated
- Method for producing a preform for an anti-resonant hollow-core fiber having nested capillaries; preform and intermediate product3 Feb 2026US 12,540,095 B2Heraeus Quarzglas GmbH & Co.KG
- Method of manufacturing a preform of an antiresonant hollow core fibre30 Dec 2025US 12,509,386 B2Heraeus Quarzglas GmbH & Co.KG
- Inductive furnace with rotating susceptor for high precision waveguide glass draw23 Dec 2025US 12,503,386 B2Heraeus Quartz North America LLC
- Hollow core optical fibre drawing method with modified preform10 Sep 2026US 2026/0265114 A1University of Southampton
- Anti-resonant hollow core optical fiber with contacting cladding elements with multiply nested capillaries27 Aug 2026US 2026/0251841 A1Corning Incorporated
- Hollow core optical fibre with yield tolerant microstructure6 Aug 2026US 2026/0227566 A1University of Southampton
- Reduction of loss and improved long-term reliability of hollow core fibers30 Jul 2026US 2026/0217591 A1
- Hollow-core fibers featuring anti-resonant elements with engineered node thickness9 Jul 2026US 2026/0194705 A1Relativity Networks, Inc.
Most cited
By later US patents
- Microstructured optical fibers and methods105US 7,450,806 B2Corning Incorporated · 2008
- Microstructured optical fibres90US 6,539,155 B12003
- Optical fiber for transmitting ultraviolet ray, optical fiber probe, and method of manufacturing the optical fiber probe82US 6,944,380 B1Japan Science and Technology Agency · 2005
- Photonic band gap fiber67US 6,845,204 B1Crystal Fibre A/S · 2005
- Waveguides having axially varying structure57US 6,795,635 B1Corning Incorporated · 2004