B63H 20/007
Trolling propulsion units
Official title: {Trolling propulsion units (trolling plates for slowing down B63H25/50; dynamo-electric machines of trolling units H02K)}
B63H20/007 (Trolling propulsion units) appears on 650 US grants and 487 published applications in this corpus.
Search patents in B63H- Granted patents
- 650
- Published applications
- 487
- Assignees
- 138
- Inventors
- 867
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 6 | 0 |
| 1978 | 8 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 12 | 0 |
| 1987 | 10 | 0 |
| 1988 | 9 | 0 |
| 1989 | 11 | 0 |
| 1990 | 14 | 0 |
| 1991 | 12 | 0 |
| 1992 | 15 | 0 |
| 1993 | 2 | 0 |
| 1994 | 6 | 0 |
| 1995 | 7 | 0 |
| 1996 | 11 | 0 |
| 1997 | 10 | 0 |
| 1998 | 8 | 0 |
| 1999 | 14 | 0 |
| 2000 | 9 | 0 |
| 2001 | 12 | 1 |
| 2002 | 6 | 7 |
| 2003 | 7 | 4 |
| 2004 | 6 | 6 |
| 2005 | 7 | 3 |
| 2006 | 7 | 8 |
| 2007 | 12 | 12 |
| 2008 | 6 | 7 |
| 2009 | 8 | 9 |
| 2010 | 2 | 9 |
| 2011 | 7 | 5 |
| 2012 | 7 | 11 |
| 2013 | 9 | 6 |
| 2014 | 12 | 15 |
| 2015 | 15 | 21 |
| 2016 | 21 | 28 |
| 2017 | 25 | 15 |
| 2018 | 22 | 23 |
| 2019 | 27 | 26 |
| 2020 | 29 | 20 |
| 2021 | 28 | 37 |
| 2022 | 30 | 42 |
| 2023 | 33 | 45 |
| 2024 | 33 | 49 |
| 2025 | 52 | 46 |
| 2026 | 23 | 32 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Detachable control module for a marine device6 Oct 2026US 12,752,900 B2Navico Group Americas, LLC
- Watercraft propulsion system, and watercraft1 Sep 2026US 12,722,762 B2Yamaha Hatsudoki Kabushiki Kaisha
- Systems and methods for controlling a watercraft in response to a fish bite25 Aug 2026US 12,715,554 B2Navico, Inc.
- Retractable thruster11 Aug 2026US 12,703,470 B2RCM Trolling LLC
- Electric marine propulsion system and control method11 Aug 2026US 12,703,472 B2Brunswick Corporation
- Automatic retraction of a submersible component for a marine vessel1 Oct 2026US 2026/0296614 A1Rhodan Marine Systems of Florida, LLC
- Transducer mount system1 Oct 2026US 2026/0302908 A1Innovative Fishing Concepts, LLC
- Weed deflection device24 Sep 2026US 2026/0285460 A1
- Electric outboard machine24 Sep 2026US 2026/0285461 A1Suzuki Motor Corporation
- Mount for trolling motors that pass through the steering housing upon deployment13 Aug 2026US 2026/0233819 A1
Most cited
By later US patents
- Depth finding-trolling system293US 4,995,010 AJohnson Fishing, Inc. · 1991
- System and method for controlling a trolling motor112US 8,761,976 B2Johnson Outdoors Inc. · 2014
- Trolling motor steering and speed control104US 5,171,173 AZebco Corporation · 1992
- System and method for automatically navigating a depth contour93US 8,645,012 B2Johnson Outdoors Inc. · 2014
- Modular trolling motor control system85US 7,538,511 B2Johnson Outdoors Inc. · 2009