G02B 6/4427
Pressure resistant cables
Official title: {Pressure resistant cables, e.g. undersea cables}
G02B6/4427 (Pressure resistant cables) appears on 562 US grants and 319 published applications in this corpus.
Search patents in G02B- Granted patents
- 562
- Published applications
- 319
- Assignees
- 288
- Inventors
- 1,077
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 4 | 0 |
| 1980 | 6 | 0 |
| 1981 | 9 | 0 |
| 1982 | 9 | 0 |
| 1983 | 11 | 0 |
| 1984 | 8 | 0 |
| 1985 | 17 | 0 |
| 1986 | 15 | 0 |
| 1987 | 30 | 0 |
| 1988 | 29 | 0 |
| 1989 | 13 | 0 |
| 1990 | 12 | 0 |
| 1991 | 15 | 0 |
| 1992 | 14 | 0 |
| 1993 | 16 | 0 |
| 1994 | 19 | 0 |
| 1995 | 7 | 0 |
| 1996 | 9 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 5 | 0 |
| 2000 | 10 | 0 |
| 2001 | 7 | 2 |
| 2002 | 17 | 15 |
| 2003 | 13 | 12 |
| 2004 | 13 | 16 |
| 2005 | 15 | 12 |
| 2006 | 7 | 10 |
| 2007 | 9 | 6 |
| 2008 | 10 | 6 |
| 2009 | 5 | 6 |
| 2010 | 5 | 6 |
| 2011 | 5 | 10 |
| 2012 | 3 | 10 |
| 2013 | 7 | 9 |
| 2014 | 8 | 10 |
| 2015 | 8 | 24 |
| 2016 | 20 | 28 |
| 2017 | 25 | 28 |
| 2018 | 18 | 14 |
| 2019 | 23 | 14 |
| 2020 | 15 | 12 |
| 2021 | 9 | 14 |
| 2022 | 11 | 20 |
| 2023 | 12 | 12 |
| 2024 | 16 | 9 |
| 2025 | 11 | 9 |
| 2026 | 1 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Submarine optical amplifier for optical telecommunication systems and related production process13 Jan 2026US 12,523,832 B2Subphoton S.R.L.
- Tether manage system for optical fiber remote control submersible23 Dec 2025US 12,503,208 B2Shanghai Ocean University
- Submarine cable architecture with redundancy for facilitating shared landing site having one or more telemetry transceivers located at one or more terrestrial sites25 Nov 2025US 12,483,018 B2Subcom, LLC
- Dual tail shape compensation filter in submarine cable joint11 Nov 2025US 12,468,108 B2Subcom, LLC
- Working-state cable protection monitoring system, working-state cable protection monitoring method, and storage medium having stored therein working-state cable protection monitoring program28 Oct 2025US 12,455,210 B2NEC Corporation
- ULTRA LIGHT line of special optical cables is designed to provide remote control of highly maneuverable and tactical highly mobile robot, UGV, UAV and others drone systems (Provisional Application #63/563,701 - 03/11/2024)10 Sep 2026US 2026/0267058 A1
- Optical fiber cable and optical fiber unit23 Jul 2026US 2026/0211201 A1Sumitomo Electric Industries, Ltd.
- Underwater optical fibre system26 Feb 2026US 2026/0056383 A1Microsoft Technology Licensing, LLC
- Wired light fidelity for underwater communication12 Feb 2026US 2026/0046035 A1Dell Products L. P.
- Multi-metal conductor undersea cable and method of manufacture22 Jan 2026US 2026/0023236 A1Subcom, LLC
Most cited
By later US patents
- Fiber optic cables and assemblies for fiber toward the subscriber applications247US 8,712,200 B1Corning Cable Systems LLC · 2014
- Fiber optic end connector236US 5,283,853 AJohn Mezzalingua Assoc., Inc. · 1994
- Self-supporting optical cable229US 5,044,722 AKupferdraht-Isolierwerk AG · 1991
- Package for optical devices including optical fiber-to-metal hermetic seal148US 4,119,363 ABell Telephone Laboratories, Incorporated · 1978
- Seal for sealing an aperture147US 6,150,608 ARaychem Corporation · 2000