- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02B - Internal-combustion piston enginescombustion engines in general
- F02B 53/06 - Valve control therefor
Patent holdings for IPC class F02B 53/06
Total number of patents in this class: 45
10-year publication summary
|
5
|
8
|
6
|
7
|
8
|
7
|
4
|
4
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| WB Development Company, LLC | 19 |
8 |
| Pratt & Whitney Canada Corp. | 5167 |
7 |
| The United States of America as represented by the Secretary of the Navy | 2821 |
5 |
| Lumenium LLC | 16 |
3 |
| Intelline Inc. | 9 |
2 |
| Mazda Motor Corporation | 3247 |
1 |
| Customachinery Inc. | 8 |
1 |
| Jiangsu University | 1144 |
1 |
| National Chung Shan Institute of Science and Technology | 351 |
1 |
| Pivotal Engineering Limited | 2 |
1 |
| Russell Energy Corporation | 4 |
1 |
| Tulino Research & Partners Ltd | 10 |
1 |
| Indian Institute of Technology Madras (IIT Madras) | 488 |
1 |
| Myers, Kent J | 1 |
1 |
| Fuelsave GmbH | 19 |
1 |
| Gert-Willem Hartmans | 1 |
1 |
| Quest Engines, LLC | 31 |
1 |
| Pdt, LLC | 2 |
1 |
| Circle Engine Co | 2 |
1 |
| DONGA, Rajendrabhai Vallabhbhai | 3 |
1 |
| Other owners | 5 |