G02B 6/52
Using fluid
Official title: using fluid, e.g. air
G02B6/52 (Using fluid) appears on 264 US grants and 197 published applications in this corpus.
Search patents in G02B- Granted patents
- 264
- Published applications
- 197
- Assignees
- 135
- Inventors
- 491
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 6 | 0 |
| 1990 | 3 | 0 |
| 1991 | 7 | 0 |
| 1992 | 14 | 0 |
| 1993 | 15 | 0 |
| 1994 | 8 | 0 |
| 1995 | 5 | 0 |
| 1996 | 8 | 0 |
| 1997 | 4 | 0 |
| 1998 | 9 | 0 |
| 1999 | 8 | 0 |
| 2000 | 11 | 0 |
| 2001 | 6 | 0 |
| 2002 | 9 | 11 |
| 2003 | 11 | 13 |
| 2004 | 9 | 9 |
| 2005 | 3 | 5 |
| 2006 | 7 | 8 |
| 2007 | 3 | 6 |
| 2008 | 5 | 12 |
| 2009 | 6 | 15 |
| 2010 | 4 | 11 |
| 2011 | 4 | 7 |
| 2012 | 6 | 5 |
| 2013 | 5 | 1 |
| 2014 | 4 | 4 |
| 2015 | 0 | 6 |
| 2016 | 4 | 8 |
| 2017 | 10 | 5 |
| 2018 | 4 | 2 |
| 2019 | 8 | 6 |
| 2020 | 5 | 12 |
| 2021 | 9 | 5 |
| 2022 | 9 | 8 |
| 2023 | 5 | 9 |
| 2024 | 6 | 13 |
| 2025 | 6 | 11 |
| 2026 | 7 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cable system11 Aug 2026US 12,706,232 B2Landways Management Limited
- Optical fibre unit for air-blown installation16 Jun 2026US 12,656,564 B2Prysmian S P A.
- Cable installation apparatus including replaceable drive device9 Jun 2026US 12,650,570 B2Fremco A/S
- Pump down fiber system, method and tools for multilateral wells19 May 2026US 12,631,081 B1Halliburton Energy Services.Inc.
- System and method of mapping a duct31 Mar 2026US 12,591,101 B2Condux International, Inc.
- Air-blowing optical cable1 Oct 2026US 2026/0299246 A1Jiangsu Zhongtian Technology Co., Ltd.
- System and method of mapping a duct16 Jul 2026US 2026/0202637 A1Condux International, Inc.
- Method of deploying an optical fiber cable in a telecommunications network30 Apr 2026US 2026/0118620 A1British Telecommunications Public Ltd.Co.
- Optical cable29 Jan 2026US 2026/0029601 A1Sumitomo Electric Industries, Ltd.
- Optical fiber cable and method for manufacture8 Jan 2026US 2026/0009959 A1
Most cited
By later US patents
- Y-branch splittable connector187US 6,619,697 B2NKF Kabel B.V. · 2003
- Termination system for optical fibres154US 5,231,687 ABICC Limited · 1993
- Method of installing Y-branch splittable connector101US 6,880,219 B2NKF Kabel B.V. · 2005
- Communication cable assembly and installation method71US 7,574,095 B2Draka Comteq B.V. · 2009
- Optical fiber path joint member and method of blowing optical fiber66US 5,781,678 ANippon Telegraph and Telephone Corporation · 1998