- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F28F - Details of heat-exchange or heat-transfer apparatus, of general application
- F28F 3/14 - Elements constructed in the shape of a hollow panel, e.g. with channels by separating portions of a pair of joined sheets to form channels, e.g. by inflation
Patent holdings for IPC class F28F 3/14
Total number of patents in this class: 167
10-year publication summary
|
10
|
6
|
13
|
14
|
16
|
12
|
17
|
13
|
8
|
8
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cooler Master Co., Ltd. | 191 |
10 |
| Dana Canada Corporation | 284 |
9 |
| Other Lab, LLC | 66 |
6 |
| Hamilton Sundstrand Corporation | 4525 |
4 |
| Bombardier Recreational Products Inc. | 1262 |
4 |
| Solex Thermal Science Inc. | 22 |
4 |
| Zhejiang Jiaxi Optoelectronic Equipment Manufacturing Co., Ltd. | 11 |
4 |
| Alfa Laval Corporate AB | 1265 |
3 |
| Amerifab, Inc. | 50 |
3 |
| Casale SA | 572 |
3 |
| ConocoPhillips Company | 1657 |
3 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6132 |
3 |
| LG Electronics Inc. | 69257 |
2 |
| A. Raymond et Cie | 684 |
2 |
| Albert-ludwigs-universitat Freiburg | 377 |
2 |
| Gaontech Co., Ltd. | 4 |
2 |
| Hamilton Sundstrand Space Systems International, Inc. | 80 |
2 |
| Magna International Inc. | 1236 |
2 |
| Modine Manufacturing Company | 305 |
2 |
| Phase Change Energy Solutions, Inc. | 63 |
2 |
| Other owners | 95 |