- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02B - Internal-combustion piston enginescombustion engines in general
- F02B 77/11 - Thermal or acoustic insulation
Patent holdings for IPC class F02B 77/11
Total number of patents in this class: 272
10-year publication summary
|
29
|
33
|
46
|
22
|
29
|
15
|
6
|
9
|
7
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mazda Motor Corporation | 3151 |
20 |
| Nichias Corporation | 392 |
11 |
| Honda Motor Co., Ltd. | 25327 |
9 |
| Toyota Motor Corporation | 32450 |
9 |
| Isuzu Motors Limited | 2259 |
9 |
| Ford Global Technologies, LLC | 20646 |
8 |
| Reinz-Dichtungs-GmbH | 280 |
8 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12787 |
7 |
| Hyundai Motor Company | 22086 |
6 |
| Tenneco Inc | 251 |
6 |
| GM Global Technology Operations LLC | 15095 |
5 |
| NGK Insulators, Ltd. | 4968 |
5 |
| ElringKlinger AG | 539 |
5 |
| L International IP Holdings, LLC | 37 |
5 |
| Corning Incorporated | 10275 |
4 |
| Aisin Seiki Kabushiki Kaisha | 2228 |
4 |
| PTP Turbo Solutions, LLC | 20 |
4 |
| Caterpillar Inc. | 9579 |
3 |
| Audi AG | 7366 |
3 |
| Federal-Mogul Sealing Systems GmbH | 68 |
3 |
| Other owners | 138 |