- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02B - Internal-combustion piston enginescombustion engines in general
- F02B 57/00 - Internal-combustion aspects of rotary engines in which the combusted gases displace one or more reciprocating pistons
Patent holdings for IPC class F02B 57/00
Total number of patents in this class: 12
10-year publication summary
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0
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1
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0
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1
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1
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3
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0
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2
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1
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1
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Knob Engines s.r.o. | 6 |
2 |
| Pratt & Whitney Canada Corp. | 5517 |
1 |
| Ford Global Technologies, LLC | 21560 |
1 |
| Chasin, Lawrence C. | 1 |
1 |
| Johns, Douglas M. | 1 |
1 |
| Jordan University of Science and Technology | 25 |
1 |
| MACK Trucks, Inc. | 69 |
1 |
| Tggmc Limited | 1 |
1 |
| Duplicent, LLC | 59 |
1 |
| Nihon Video Center Co., Ltd. | 6 |
1 |
| Comb7 (Pty) Ltd | 1 |
1 |
| Other owners | 0 |