G02B 6/4413
Helical structure
Official title: {Helical structure}
G02B6/4413 (Helical structure) appears on 228 US grants and 208 published applications in this corpus.
Search patents in G02B- Granted patents
- 228
- Published applications
- 208
- Assignees
- 87
- Inventors
- 452
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 6 | 0 |
| 2002 | 4 | 2 |
| 2003 | 1 | 6 |
| 2004 | 5 | 0 |
| 2005 | 1 | 0 |
| 2006 | 2 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 3 |
| 2010 | 1 | 2 |
| 2011 | 1 | 5 |
| 2012 | 2 | 3 |
| 2013 | 6 | 4 |
| 2014 | 10 | 10 |
| 2015 | 12 | 19 |
| 2016 | 9 | 16 |
| 2017 | 15 | 14 |
| 2018 | 22 | 22 |
| 2019 | 19 | 10 |
| 2020 | 14 | 9 |
| 2021 | 11 | 16 |
| 2022 | 15 | 14 |
| 2023 | 7 | 18 |
| 2024 | 5 | 15 |
| 2025 | 10 | 9 |
| 2026 | 7 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents
- Optical communication cable260US 8,913,862 B1Corning Optical Communications LLC · 2014
- Optical fiber cable223US 8,938,144 B2Draka Comteq B.V. · 2015
- Composite cable for access networks197US 6,236,789 B1Pirelli Cables and Systems LLC · 2001
- Optical fiber ribbon fan-out cables192US 6,185,352 B2Siecor Operations, LLC · 2001
- Optical fiber cables for wellbore applications116US 7,324,730 B2Schlumberger Technology Corporation · 2008