F02N 3/02
Starting of combustion engines: other muscle-operated starting apparatus: having pull-cords
Official title: having pull-cords
F02N3/02 (Starting of combustion engines: other muscle-operated starting apparatus: having pull-cords) appears on 357 US grants and 253 published applications in this corpus.
Search patents in F02N- Granted patents
- 357
- Published applications
- 253
- Assignees
- 107
- Inventors
- 569
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 5 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 6 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 12 | 0 |
| 1991 | 7 | 0 |
| 1992 | 10 | 0 |
| 1993 | 6 | 0 |
| 1994 | 8 | 0 |
| 1995 | 5 | 0 |
| 1996 | 6 | 0 |
| 1997 | 5 | 0 |
| 1998 | 7 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 9 | 2 |
| 2002 | 5 | 10 |
| 2003 | 6 | 10 |
| 2004 | 16 | 16 |
| 2005 | 11 | 13 |
| 2006 | 17 | 16 |
| 2007 | 16 | 10 |
| 2008 | 11 | 16 |
| 2009 | 8 | 18 |
| 2010 | 14 | 8 |
| 2011 | 7 | 9 |
| 2012 | 8 | 4 |
| 2013 | 4 | 11 |
| 2014 | 5 | 9 |
| 2015 | 11 | 14 |
| 2016 | 11 | 9 |
| 2017 | 9 | 5 |
| 2018 | 4 | 12 |
| 2019 | 13 | 17 |
| 2020 | 17 | 19 |
| 2021 | 13 | 4 |
| 2022 | 11 | 6 |
| 2023 | 9 | 7 |
| 2024 | 2 | 4 |
| 2025 | 5 | 0 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for engine start15 Sep 2026US 12,736,015 B2Polaris Industries Inc.
- Easy engine starting system17 Mar 2026US 12,577,929 B2Oppama Industry Co., Ltd.
- Recoil housing, engine assembly, and method of assembling engine assembly23 Dec 2025US 12,503,200 B2Arctic Cat Inc.
- Systems and methods for engine start16 Sep 2025US 12,416,272 B2Polaris Industries Inc.
- Method and system for starting an internal combustion engine15 Jul 2025US 12,359,646 B2Bombardier Recreational Products Inc.
- Recoil housing, engine assembly, and method of assembling engine assembly23 Jul 2026US 2026/0208823 A1Arctic Cat Inc.
- Method and system for starting motorcycle engine25 Jun 2026US 2026/0177025 A1Motive Power Industry Co., Ltd.
- Systems and methods for engine start14 May 2026US 2026/0132753 A1Polaris Industries Inc.
- Damping assembly and rewind starter29 Jan 2026US 2026/0028955 A1Brp-Rotax Gmhb & Co. KG
- Method and system for starting an internal combustion engine12 Sep 2024US 2024/0301850 A1Bombardier Recreational Products Inc.
Most cited
By later US patents
- Narrow profile power handle for line trimmer and the like83US 4,286,675 ABeaird-Poulan Division of Emerson Electric Co. · 1981
- Starting device for an internal combustion engine57US 5,287,832 A1994
- Magneto electric generator rotor and an implement for removing this rotor50US 5,811,908 AOppama Industry Co., Ltd. · 1998
- Engine starting system for a marine outboard engine42US 7,704,110 B2BRP US Inc. · 2010
- Power storage type recoil starter35US 5,537,966 ANikkari Co., Ltd. · 1996