- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F01N - Gas-flow silencers or exhaust apparatus for machines or engines in general; gas-flow silencers or exhaust apparatus for internal-combustion engines
- F01N 99/00 - Subject matter not provided for in other groups of this subclass
Patent holdings for IPC class F01N 99/00
Total number of patents in this class: 33
10-year publication summary
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1
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0
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0
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0
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0
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0
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1
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2
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2
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Yanmar Co., Ltd. | 1436 |
6 |
| Futaba Industrial Co., Ltd. | 313 |
4 |
| Honda Motor Co., Ltd. | 24866 |
3 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13086 |
3 |
| Mitsubishi Heavy Industries, Ltd. | 8538 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 29733 |
1 |
| Mazda Motor Corporation | 3071 |
1 |
| Calsonic Kansei Corporation | 666 |
1 |
| Commercial Aircraft Corporation of China, Ltd | 154 |
1 |
| Commercial Aircraft Corporation of China, Ltd Shanghai Aircraft Design and Research Institute | 75 |
1 |
| Cummins Emission Solutions, Inc. | 517 |
1 |
| Hino Motors, Ltd. | 345 |
1 |
| Kell Systems Ltd. | 2 |
1 |
| Marathon Petroleum Company LP | 334 |
1 |
| Yutaka Giken Co., Ltd. | 53 |
1 |
| Teksan Jenerator Elektrik Sanayi ve Ticaret Anonim Sirketi | 6 |
1 |
| ResMed Pty Ltd | 2066 |
1 |
| Toyota Jidosha Kabushiki Kaisha | 925 |
1 |
| Repg Enerji Sistemleri Sanayi ve Ticaret Anonim Sirketi | 36 |
1 |
| CATrak Technologies, Inc. | 6 |
1 |
| Other owners | 1 |