- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02B - Internal-combustion piston enginescombustion engines in general
- F02B 33/44 - Passages conducting the charge from the pump to the engine inlet, e.g. reservoirs
Patent holdings for IPC class F02B 33/44
Total number of patents in this class: 840
10-year publication summary
|
71
|
51
|
15
|
14
|
13
|
10
|
8
|
5
|
2
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ford Global Technologies, LLC | 21613 |
124 |
| GM Global Technology Operations LLC | 16232 |
40 |
| Caterpillar Inc. | 10316 |
33 |
| Cummins Inc. | 2652 |
30 |
| BorgWarner Inc. | 2586 |
28 |
| Hyundai Motor Company | 24951 |
27 |
| GE Global Sourcing LLC | 861 |
27 |
| JPMorgan Chase Bank, National Association | 8978 |
23 |
| International Engine Intellectual Property Company, LLC | 445 |
17 |
| Kawasaki Motors, Ltd. | 1534 |
17 |
| Toyota Motor Corporation | 36159 |
16 |
| Volvo Truck Corporation | 3955 |
16 |
| Mitsubishi Heavy Industries, Ltd. | 9204 |
12 |
| Bayerische Motoren Werke Aktiengesellschaft | 15452 |
11 |
| KNORR-BREMSE Systeme fuer Nutzfahrzeuge GmbH | 667 |
10 |
| Deere & Company | 8183 |
9 |
| Mazda Motor Corporation | 3310 |
9 |
| Honda Motor Co., Ltd. | 26309 |
8 |
| Cummins Turbo Technologies Limited | 88 |
8 |
| Isuzu Motors Limited | 2334 |
8 |
| Other owners | 367 |