C03B 2203/32
Eccentric core or cladding
C03B2203/32 (Eccentric core or cladding) appears on 54 US grants and 35 published applications in this corpus.
Search patents in C03B- Granted patents
- 54
- Published applications
- 35
- Assignees
- 39
- Inventors
- 138
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 2 |
| 2005 | 1 | 1 |
| 2006 | 2 | 2 |
| 2007 | 0 | 0 |
| 2008 | 2 | 0 |
| 2009 | 0 | 2 |
| 2010 | 2 | 3 |
| 2011 | 0 | 3 |
| 2012 | 2 | 0 |
| 2013 | 2 | 2 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 2 | 1 |
| 2018 | 0 | 1 |
| 2019 | 2 | 2 |
| 2020 | 3 | 7 |
| 2021 | 1 | 3 |
| 2022 | 2 | 1 |
| 2023 | 2 | 0 |
| 2024 | 2 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Infrared-transmitting, polarization-maintaining optical fiber and method for making12 May 2026US 12,623,947 B2The Government of the United States of America, as represented by the Secretary of the Navy
- Methods for producing a hollow-core fiber and for producing a preform for a hollow-core fiber31 Dec 2024US 12,180,106 B2Heraeus Quartz North America LLC
- Infrared-transmitting, polarization-maintaining optical fiber and method for making27 Feb 2024US 11,912,606 B2The Government of the United States of America, as represented by the Secretary of the Navy
- Photodarkening-resistant ytterbium-doped quartz optical fiber and preparation method therefor10 Oct 2023US 11,780,768 B2Shanghai Institute of Optics And Fine Mechanics, Chinese Academy of Sciences
- Method for making an optical fiber device from a 3D printed preform body and related structures17 Jan 2023US 11,554,977 B2Harris Corporation
- Infrared-transmitting, polarization-maintaining optical fiber and method for making27 Aug 2026US 2026/0250178 A1The Government of the United States of America, as represented by the Secretary of the Navy
- Rod insertion jig and method for producing multicore optical fiber base material11 Jun 2026US 2026/0159435 A1
- Infrared-transmitting, polarization-maintaining optical fiber and method for making20 Jun 2024US 2024/0199468 A1The Government of the United States of America, as represented by the Secretary of the Navy
- Methods for producing a hollow-core fiber and for producing a preform for a hollow-core fiber21 Jul 2022US 2022/0227656 A1Heraeus Quartz North America LLC
- Photodarkening-resistant ytterbium-doped quartz optical fiber and preparation method therefor29 Jul 2021US 2021/0230051 A1Shanghai Institute of Optics And Fine Mechanics, Chinese Academy of Sciences
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
- Double-clad upconversion fiber laser74US 5,530,709 ASDL, Inc. · 1996
- Upconversion fiber laser63US 5,677,920 ASDL, Inc. · 1997
- Fiber-optic rotation sensor51US 4,697,876 AAndrew Corporation · 1987
- Eccentric core optical waveguide42US 3,950,073 ANippon Telegraph & Telephone Public Corporation · 1976