B63B 39/00
Equipment to decrease pitch, roll, or like unwanted vessel movements
Official title: Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude {(for amphibious vehicles B60F3/0038)}
B63B39/00 (Equipment to decrease pitch, roll, or like unwanted vessel movements) appears on 1,535 US grants and 1,338 published applications in this corpus.
Search patents in B63B- Granted patents
- 1,535
- Published applications
- 1,338
- Assignees
- 659
- Inventors
- 2,540
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 20 | 0 |
| 1977 | 13 | 0 |
| 1978 | 10 | 0 |
| 1979 | 12 | 0 |
| 1980 | 18 | 0 |
| 1981 | 12 | 0 |
| 1982 | 10 | 0 |
| 1983 | 14 | 0 |
| 1984 | 7 | 0 |
| 1985 | 15 | 0 |
| 1986 | 6 | 0 |
| 1987 | 16 | 0 |
| 1988 | 10 | 0 |
| 1989 | 24 | 0 |
| 1990 | 25 | 0 |
| 1991 | 11 | 0 |
| 1992 | 16 | 0 |
| 1993 | 11 | 0 |
| 1994 | 12 | 0 |
| 1995 | 19 | 0 |
| 1996 | 15 | 0 |
| 1997 | 14 | 0 |
| 1998 | 28 | 0 |
| 1999 | 19 | 0 |
| 2000 | 36 | 0 |
| 2001 | 23 | 9 |
| 2002 | 22 | 27 |
| 2003 | 33 | 20 |
| 2004 | 32 | 27 |
| 2005 | 24 | 35 |
| 2006 | 23 | 28 |
| 2007 | 26 | 43 |
| 2008 | 24 | 36 |
| 2009 | 19 | 33 |
| 2010 | 25 | 38 |
| 2011 | 22 | 46 |
| 2012 | 31 | 39 |
| 2013 | 40 | 45 |
| 2014 | 41 | 57 |
| 2015 | 46 | 60 |
| 2016 | 60 | 61 |
| 2017 | 67 | 61 |
| 2018 | 69 | 56 |
| 2019 | 74 | 56 |
| 2020 | 57 | 71 |
| 2021 | 51 | 78 |
| 2022 | 61 | 78 |
| 2023 | 66 | 89 |
| 2024 | 79 | 92 |
| 2025 | 68 | 100 |
| 2026 | 59 | 53 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B63B 39/06To decrease vessel movements by using foils acting on ambient water843
- B63B 39/02To decrease vessel movements by displacement of masses341
- B63B 39/005Equipment to decrease ship's vibrations produced externally to the ship158
- B63B 39/04To decrease vessel movements by using gyroscopes directly91
- B63B 39/14Equipment to decrease pitch, roll, or like unwanted vessel movements: for indicating47
- B63B 39/08To decrease vessel movements by using auxiliary jets or propellers38
- B63B 39/10To decrease vessel movements by damping the waves27
- B63B 39/12Equipment to decrease pitch, roll, or like unwanted vessel movements: for indicating19
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Most cited
By later US patents
- Scavenger energy converter system its new applications and its control systems239US 6,327,994 B12001
- Boat trim control and monitor system154US 5,385,110 ABennett Marine, Incorporated of Deerfield Beach · 1995
- Speed, acceleration, and trim control system for power boats130US 5,142,473 A1992
- Ski tow boat with wake control device and method for operation125US 5,549,071 ATige Boats, Inc. · 1996
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