G02B 6/4403
With ribbon structure
Official title: {with ribbon structure (G02B6/4429, G02B6/4439, G02B6/4479 take precedence)}
G02B6/4403 (With ribbon structure) appears on 897 US grants and 871 published applications in this corpus.
Search patents in G02B- Granted patents
- 897
- Published applications
- 871
- Assignees
- 234
- Inventors
- 1,463
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 1 | 0 |
| 1978 | 6 | 0 |
| 1979 | 4 | 0 |
| 1980 | 6 | 0 |
| 1981 | 3 | 0 |
| 1982 | 4 | 0 |
| 1983 | 4 | 0 |
| 1984 | 5 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 12 | 0 |
| 1988 | 8 | 0 |
| 1989 | 10 | 0 |
| 1990 | 9 | 0 |
| 1991 | 7 | 0 |
| 1992 | 9 | 0 |
| 1993 | 21 | 0 |
| 1994 | 12 | 0 |
| 1995 | 10 | 0 |
| 1996 | 12 | 0 |
| 1997 | 14 | 0 |
| 1998 | 11 | 0 |
| 1999 | 19 | 0 |
| 2000 | 19 | 0 |
| 2001 | 23 | 6 |
| 2002 | 16 | 10 |
| 2003 | 15 | 29 |
| 2004 | 15 | 21 |
| 2005 | 18 | 11 |
| 2006 | 9 | 12 |
| 2007 | 14 | 14 |
| 2008 | 11 | 22 |
| 2009 | 16 | 27 |
| 2010 | 11 | 12 |
| 2011 | 9 | 13 |
| 2012 | 8 | 13 |
| 2013 | 13 | 19 |
| 2014 | 17 | 29 |
| 2015 | 26 | 38 |
| 2016 | 32 | 28 |
| 2017 | 37 | 54 |
| 2018 | 36 | 41 |
| 2019 | 44 | 53 |
| 2020 | 35 | 54 |
| 2021 | 56 | 69 |
| 2022 | 50 | 73 |
| 2023 | 45 | 67 |
| 2024 | 50 | 67 |
| 2025 | 39 | 47 |
| 2026 | 33 | 42 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Optical fiber cable29 Sep 2026US 12,748,274 B2AFL Telecommunications LLC
- Single mode optical fiber suitable for ribbon applications15 Sep 2026US 12,736,743 B2
- Optical fiber ribbon1 Sep 2026US 12,724,216 B2Fujikura Ltd.
- Optical fiber cable25 Aug 2026US 12,717,103 B2NTT, Inc.
- Round and small diameter optical cables with a ribbon-like optical fiber structure25 Aug 2026US 12,717,104 B2AFL Telecommunications LLC
- Multicore optical fiber for high density cable1 Oct 2026US 2026/0299189 A1
- Optical fiber and optical fiber ribbon1 Oct 2026US 2026/0299190 A1Sumitomo Electric Industries, Ltd.
- Resin composition for colored coating of optical fiber, optical fiber, and optical fiber ribbon24 Sep 2026US 2026/0286167 A1Sumitomo Electric Industries, Ltd.
- Resin composition, optical fiber, optical fiber manufacturing method, optical fiber ribbon, and optical fiber cable24 Sep 2026US 2026/0287812 A1Sumitomo Electric Industries, Ltd.
- Co-packaged optics structure with optical connectors having waveguide stress relief features24 Sep 2026US 2026/0287830 A1International Business Machines Corporation
Most cited
By later US patents
- Optical fiber cable and optical fiber ribbon289US 8,548,294 B2Nippon Telegraph and Telephone Corporation · 2013
- Composite fiber optic and electrical cable and associated fabrication method269US 5,651,081 ACommScope, Inc. · 1997
- Optical fiber structure and method of manufacturing same238US 7,509,009 B2Tomoegawa Paper Co., Ltd. · 2009
- Light waveguides having at least two coatings composed of plastic material232US 6,026,208 ASiemens Aktiengesellschaft · 2000
- Optical fiber ribbon fan-out cables192US 6,185,352 B2Siecor Operations, LLC · 2001