G02B 6/3818
Of a low-reflection-loss type
Official title: {of a low-reflection-loss type (G02B6/3813 takes precedence)}
G02B6/3818 (Of a low-reflection-loss type) appears on 1,795 US grants and 1,487 published applications in this corpus.
Search patents in G02B- Granted patents
- 1,795
- Published applications
- 1,487
- Assignees
- 531
- Inventors
- 2,378
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 7 | 0 |
| 1979 | 3 | 0 |
| 1980 | 13 | 0 |
| 1981 | 11 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 6 | 0 |
| 1985 | 3 | 0 |
| 1986 | 10 | 0 |
| 1987 | 23 | 0 |
| 1988 | 29 | 0 |
| 1989 | 18 | 0 |
| 1990 | 18 | 0 |
| 1991 | 23 | 0 |
| 1992 | 29 | 0 |
| 1993 | 33 | 0 |
| 1994 | 27 | 0 |
| 1995 | 24 | 0 |
| 1996 | 24 | 0 |
| 1997 | 34 | 0 |
| 1998 | 47 | 0 |
| 1999 | 35 | 0 |
| 2000 | 36 | 0 |
| 2001 | 55 | 15 |
| 2002 | 54 | 43 |
| 2003 | 53 | 40 |
| 2004 | 41 | 38 |
| 2005 | 29 | 36 |
| 2006 | 31 | 23 |
| 2007 | 23 | 28 |
| 2008 | 29 | 29 |
| 2009 | 20 | 27 |
| 2010 | 21 | 32 |
| 2011 | 18 | 51 |
| 2012 | 26 | 41 |
| 2013 | 34 | 39 |
| 2014 | 41 | 50 |
| 2015 | 43 | 44 |
| 2016 | 64 | 103 |
| 2017 | 92 | 108 |
| 2018 | 84 | 88 |
| 2019 | 97 | 100 |
| 2020 | 106 | 121 |
| 2021 | 72 | 99 |
| 2022 | 89 | 78 |
| 2023 | 55 | 81 |
| 2024 | 65 | 71 |
| 2025 | 58 | 58 |
| 2026 | 31 | 44 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Adapter shutter assembly with shutter retention cap22 Sep 2026US 12,742,935 B2US Conec Ltd.
- Fiber optic adapter assembly8 Sep 2026US 12,730,267 B2CommScope Connectivity Belgium BVBA
- Ferrule, fiber connector, and ferrule production method25 Aug 2026US 12,717,091 B2Huawei Technologies Co., Ltd.
- Photoelectric hybrid connector and photoelectric hybrid adapter18 Aug 2026US 12,710,597 B2
- Multi-fiber connection system18 Aug 2026US 12,710,599 B2CommScope Technologies LLC
- Optical connector and method for manufacturing optical connector13 Aug 2026US 2026/0235817 A1Fujikura Ltd.
- Vsff connector and adapter2 Jul 2026US 2026/0186210 A1Senko Advanced Components, Inc.
- Optical connector2 Jul 2026US 2026/0186211 A1Fujikura Ltd.
- Reversible polarity push-pull unit-boot connector25 Jun 2026US 2026/0177754 A1Huizhou Fibercan Industrial Co., Ltd
- Optical connector25 Jun 2026US 2026/0177755 A1Fujikura Ltd.
Most cited
By later US patents
- Fiber optic plug571US 6,648,520 B2Corning Cable Systems LLC · 2003
- Preconnectorized fiber optic drop cables and assemblies422US 7,090,406 B2Corning Cable Systems LLC · 2006
- Optical fiber ferrule connector having enhanced provisions for tuning418US 5,212,752 AAT&T Bell Laboratories · 1993
- Fiber optic drop cables and preconnectorized assemblies having toning portions407US 7,113,679 B2Corning Cable Systems LLC · 2006
- Field repairable hermaphroditic connector399US 6,234,683 B1Stratos Lightwave, Inc. · 2001