G08G 3/00
Traffic control systems for marine craft
Official title: Traffic control systems for marine craft (marking of navigational route B63B22/16, B63B51/00)
G08G3/00 (Traffic control systems for marine craft) appears on 511 US grants and 673 published applications in this corpus.
Search patents in G08G- Granted patents
- 511
- Published applications
- 673
- Assignees
- 289
- Inventors
- 1,246
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 6 | 2 |
| 2003 | 1 | 8 |
| 2004 | 3 | 5 |
| 2005 | 4 | 5 |
| 2006 | 8 | 7 |
| 2007 | 1 | 1 |
| 2008 | 3 | 8 |
| 2009 | 3 | 9 |
| 2010 | 11 | 11 |
| 2011 | 8 | 10 |
| 2012 | 10 | 16 |
| 2013 | 10 | 11 |
| 2014 | 17 | 23 |
| 2015 | 11 | 19 |
| 2016 | 18 | 26 |
| 2017 | 23 | 41 |
| 2018 | 22 | 37 |
| 2019 | 30 | 29 |
| 2020 | 25 | 52 |
| 2021 | 27 | 58 |
| 2022 | 45 | 67 |
| 2023 | 43 | 57 |
| 2024 | 54 | 57 |
| 2025 | 60 | 72 |
| 2026 | 40 | 42 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Route generation device29 Sep 2026US 12,749,407 B2Yanmar Power Technology Co., Ltd.
- Hypothesis generation and testing system (HGTS) for generative AI, agentic AI, contextual AI correlation analysis, iterative self-learning systems and artificial general intelligence (AGI) frameworks15 Sep 2026US 12,737,415 B2Aieconomy LLC
- Dark activity identification25 Aug 2026US 12,715,560 B2Windward LTD.
- Dock and channel management system25 Aug 2026US 12,716,720 B2T. Baker Smith, LLC
- Drone device for ship navigation guidance and driving method thereof25 Aug 2026US 12,716,727 B2
- Detection of a risk of collision with an object in a water area1 Oct 2026US 2026/0301579 A1SEA.AI GmbH
- Interface for control of autonomous vehicles3 Sep 2026US 2026/0259562 A1Saronic Technologies
- Detection of fabricated vessel location signals using voyage similarity analysis3 Sep 2026US 2026/0261861 A1Windward LTD.
- Fleet of autonomous underwater vehicles including a novel communication system27 Aug 2026US 2026/0253498 A1Strydent Autonomous Technologies, Inc.
- Fleet of autonomous underwater vehicles including a novel communication system27 Aug 2026US 2026/0253499 A1Strydent Autonomous Technologies, Inc.
Most cited
By later US patents
- Control system for a marine vessel495US 6,273,771 B1Brunswick Corporation · 2001
- Marine vessel traffic system246US 6,249,241 B1The United States of America as represented by the Secretary of the Navy · 2001
- GPS-based anti-collision warning system233US 5,325,302 AB.V.R. Technologies Ltd. · 1994
- Location-based notifications232US 7,394,405 B2GM Global Technology Operations LLC · 2008
- Navigation display apparatus for collison avoidance utilizing polygonal safety regions and predicted danger areas223US 5,515,287 ATokimec Inc. · 1996