F01C 2021/1606
Variation of the working chamber
Official title: {Variation of the working chamber}
F01C2021/1606 (Variation of the working chamber) appears on 4 US grants and 4 published applications in this corpus.
Search patents in F01C- Granted patents
- 4
- Published applications
- 4
- Assignees
- 2
- Inventors
- 9
- Latest grant
- 1 Mar 2022
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| Year | Granted patents | Published applications |
|---|---|---|
| 2018 | 0 | 1 |
| 2019 | 0 | 2 |
| 2020 | 1 | 1 |
| 2021 | 2 | 0 |
| 2022 | 1 | 0 |
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Granted patents
Recent patents
- Rotary internal combustion engine with unequal volumetric ratios1 Mar 2022US 11,261,781 B2Pratt & Whitney Canada Corp.
- Groove trap apparatus for combustion and compression machinery18 May 2021US 11,008,935 B2
- Control device to achieve variable compression ratio for triangle rotary engine4 May 2021US 10,995,618 B2Jiangsu University
- Rotary internal combustion engine with unequal volumetric ratios7 Jan 2020US 10,526,961 B2Pratt & Whitney Canada Corp.
- Rotary internal combustion engine with unequal volumetric ratios23 Apr 2020US 2020/0123970 A1Pratt & Whitney Canada Corp.
- Groove Trap Apparatus for Combustion and Compression Machinery26 Sep 2019US 2019/0292980 A1
- Control device to achieve variable compression ratio for triangle rotary engine10 Jan 2019US 2019/0010806 A1Jiangsu University
- Rotary internal combustion engine with unequal volumetric ratios9 Aug 2018US 2018/0223728 A1Pratt & Whitney Canada Corp.
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