- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02M - Supplying combustion engines in general with combustible mixtures or constituents thereof
- F02M 31/087 - Heat-exchange arrangements between the air intake and exhaust gas passages, e.g. by means of contact between the passages
Patent holdings for IPC class F02M 31/087
Total number of patents in this class: 22
10-year publication summary
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3
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4
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5
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2
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1
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0
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1
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0
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2
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Warsaw Orthopedic, Inc. | 2741 |
5 |
| Frank Jasper Pty Ltd | 3 |
2 |
| Pratt & Whitney Canada Corp. | 5594 |
1 |
| Robert Bosch GmbH | 44398 |
1 |
| Caterpillar Inc. | 10343 |
1 |
| Bayerische Motoren Werke Aktiengesellschaft | 15511 |
1 |
| Aerojet Rocketdyne of DE, Inc. | 19 |
1 |
| Shem, LLC | 73 |
1 |
| Sturman Digital Systems, LLC | 36 |
1 |
| Tao Li | 28 |
1 |
| Kyrdyn | 3 |
1 |
| Denis Lesire | 1 |
1 |
| Leonard Pontet | 1 |
1 |
| Maguelone Pontet | 1 |
1 |
| Silvere Pontet | 1 |
1 |
| Hitachi Astemo, Ltd. | 6434 |
1 |
| Everllence SE | 5 |
1 |
| Other owners | 0 |