F02B 2730/05
Internal-combustion engines with pistons rotating or oscillating with relation to the housing
Official title: with pistons intermeshing as gear wheels; with helicoidal rotors
F02B2730/05 (Internal-combustion engines with pistons rotating or oscillating with relation to the housing) appears on 5 US grants and 4 published applications in this corpus.
Search patents in F02B- Granted patents
- 5
- Published applications
- 4
- Assignees
- 1
- Inventors
- 2
- Latest grant
- 14 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 1 |
By publication year.
Recent patents
- System and method of hydrogen fuel injection14 Jan 2025US 12,196,162 B1Astron Aerospace LLC
- Rotary engine, parts thereof, and methods10 Dec 2024US 12,163,461 B2Astron Aerospace LLC
- Rotary engine, parts thereof, and methods12 Jul 2022US 11,384,684 B2Astron Aerospace LLC
- Rotary engine, parts thereof, and methods24 Nov 2020US 10,844,782 B1Astron Aerospace LLC
- Dual rotor internal combustion engine24 Jan 2006US 6,988,482 B2
- Rotary engine, parts thereof, and methods5 Jun 2025US 2025/0179956 A1Astron Aerospace LLC
- Rotary engine, parts thereof, and methods23 Mar 2023US 2023/0092617 A1Astron Aerospace LLC
- Rotary engine, parts thereof, and methods11 Feb 2021US 2021/0040885 A1Astron Aerospace LLC
- Dual rotor internal combustion engine26 May 2005US 2005/0109309 A1
Most cited
By later US patents
- Dual rotor internal combustion engine13US 6,988,482 B22006
- Rotary engine, parts thereof, and methods4US 10,844,782 B1Astron Aerospace LLC · 2020
- Rotary engine, parts thereof, and methods3US 11,384,684 B2Astron Aerospace LLC · 2022
- Rotary engine, parts thereof, and methods1US 12,163,461 B2Astron Aerospace LLC · 2024