B63H 2005/103
Of co-rotative type, i.e. rotating in the same direction
Official title: {of co-rotative type, i.e. rotating in the same direction, e.g. twin propellers}
B63H2005/103 (Of co-rotative type, i.e. rotating in the same direction) appears on 21 US grants and 12 published applications in this corpus.
Search patents in B63H- Granted patents
- 21
- Published applications
- 12
- Assignees
- 11
- Inventors
- 59
- Latest grant
- 3 Oct 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 3 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 1 | 1 |
| 2020 | 1 | 1 |
| 2021 | 2 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Marine accelerating propeller3 Oct 2023US 11,772,763 B1Solas Science & Engineering Co., Ltd.
- Dual propeller drive system for a ship29 Jun 2021US 11,046,404 B2ABB Schweiz AG
- Marine propulsion system supported by a strut2 Feb 2021US 10,906,618 B2ZF Friedrichshafen AG
- Dual blade assembly propeller25 Feb 2020US 10,569,851 B1
- Propeller assembly3 Dec 2019US 10,494,070 B2
- Multi-row propeller (mrp) with co-rotating blades12 Feb 2026US 2026/0042523 A1
- Dual propeller drive system for a ship4 Feb 2021US 2021/0031892 A1ABB Schweiz AG
- Marine propulsion system supported by a strut30 Apr 2020US 2020/0130794 A1ZF Friedrichshafen AG
- Propeller Assembly2 May 2019US 2019/0127035 A1
- Propeller Assembly28 Dec 2017US 2017/0369138 A1
Most cited
By later US patents
- Twin propeller marine propulsion unit37US 5,766,047 ABrunswick Corporation · 1998
- Steering and propulsion device for watercraft19US 4,074,652 A1978
- Motorboat propeller19US 5,078,632 ANissan Motor Co., Ltd. · 1992
- Turbine multisection hydrojet drive17US 5,222,863 A1993
- Hydraulic jet propulsion system16US 3,993,015 A1976