- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F23D - Burners
- F23D 3/40 - Burners using capillary action the capillary action taking place in one or more rigid porous bodies
Patent holdings for IPC class F23D 3/40
Total number of patents in this class: 117
10-year publication summary
|
9
|
13
|
6
|
6
|
6
|
4
|
5
|
6
|
1
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Webasto SE | 1188 |
37 |
| Eberspächer Climate Control Systems GmbH | 155 |
16 |
| Delcotto IP, LLC | 13 |
6 |
| Sango Co., Ltd. | 77 |
4 |
| Webasto AG | 149 |
4 |
| Totalenergies Onetech | 1530 |
4 |
| The Board of Trustees of the University of Alabama | 432 |
3 |
| Pro-Iroda Industries, Inc. | 113 |
3 |
| DC & BV France Holding SAS | 4 |
2 |
| Lumetique, Inc. | 25 |
2 |
| Produits Berger | 54 |
2 |
| Worcester Polytechnic Institute | 541 |
2 |
| Robert Bosch GmbH | 44128 |
1 |
| Texaco Development Corporation | 10 |
1 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 5249 |
1 |
| Ashleigh & Burwood Ltd. | 7 |
1 |
| Clean Fire System B.V. | 1 |
1 |
| ConocoPhillips Company | 1708 |
1 |
| Dometic Sweden AB | 591 |
1 |
| Duraflame, Inc. | 73 |
1 |
| Other owners | 24 |