G02B 6/2555
Alignment or adjustment devices for aligning prior to splicing
Official title: {Alignment or adjustment devices for aligning prior to splicing}
G02B6/2555 (Alignment or adjustment devices for aligning prior to splicing) appears on 320 US grants and 321 published applications in this corpus.
Search patents in G02B- Granted patents
- 320
- Published applications
- 321
- Assignees
- 151
- Inventors
- 634
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 6 | 0 |
| 1986 | 3 | 0 |
| 1987 | 6 | 0 |
| 1988 | 6 | 0 |
| 1989 | 6 | 0 |
| 1990 | 8 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 3 | 0 |
| 1994 | 6 | 0 |
| 1995 | 2 | 0 |
| 1996 | 6 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 5 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 1 |
| 2002 | 4 | 10 |
| 2003 | 5 | 6 |
| 2004 | 0 | 10 |
| 2005 | 7 | 7 |
| 2006 | 7 | 2 |
| 2007 | 2 | 1 |
| 2008 | 4 | 1 |
| 2009 | 2 | 7 |
| 2010 | 4 | 6 |
| 2011 | 1 | 5 |
| 2012 | 3 | 7 |
| 2013 | 3 | 15 |
| 2014 | 8 | 13 |
| 2015 | 15 | 18 |
| 2016 | 18 | 18 |
| 2017 | 11 | 16 |
| 2018 | 16 | 17 |
| 2019 | 15 | 14 |
| 2020 | 16 | 17 |
| 2021 | 12 | 25 |
| 2022 | 18 | 22 |
| 2023 | 13 | 21 |
| 2024 | 15 | 20 |
| 2025 | 13 | 24 |
| 2026 | 21 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and system for aligning and splicing polarization maintaining fibers15 Sep 2026US 12,736,750 B2RAM Photonics Interconnects, LLC
- Fusion splicer1 Sep 2026US 12,724,201 B2Sumitomo Electric Optifrontier Co., Ltd.
- Positioning fixture for fixing end face structure of optical fiber splice closure25 Aug 2026US 12,717,107 B2Accelight Technologies (Wuhan) Inc.
- High-brightness combiner with shaped capillary11 Aug 2026US 12,704,679 B2Lumentum Operations LLC
- Alignment of adiabatic optical interfaces21 Jul 2026US 12,687,672 B2IonQ, Inc.
- Fusion splicer3 Sep 2026US 2026/0259375 A1Sumitomo Electric Industries, Ltd.
- Optical fiber arrangement method, optical fiber fusion splicing method, method for manufacturing optical fiber ribbon with connector, and intermittently connected optical fiber ribbon3 Sep 2026US 2026/0259376 A1Fujikura Ltd.
- Integrated Optical Device and Alignment Method for Integrated Optical Device27 Aug 2026US 2026/0251850 A1NTT, Inc.
- Fusion splicer20 Aug 2026US 2026/0243962 A1Sumitomo Electric Industries, Ltd.
- Ophthalmic illumination devices and methods for manufacturing coupling assemblies thereof30 Jul 2026US 2026/0219432 A1Alcon Inc.
Most cited
By later US patents
- Optical alignment system77US 6,590,658 B2CyberOptics Corporation · 2003
- Optical fiber splice and method of use57US 5,042,902 AAdvanced Custom Applications, Inc. · 1991
- Methods and apparatus for optical fiber systems56US 4,664,732 ARaychem Corporation · 1987
- Low profile system for joining optical fiber waveguides54US 7,255,498 B22007
- Method of coupling optical parts and refractive index imaging material41US 5,658,966 AFujitsu Limited · 1997