- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F28F - Details of heat-exchange or heat-transfer apparatus, of general application
- F28F 9/013 - Auxiliary supports for elements for tubes or tube-assemblies
Patent holdings for IPC class F28F 9/013
Total number of patents in this class: 605
10-year publication summary
|
59
|
58
|
44
|
42
|
38
|
43
|
36
|
23
|
21
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 47240 |
28 |
| Hanon Systems | 2030 |
25 |
| Mitsubishi Heavy Industries, Ltd. | 8938 |
18 |
| Valeo Systemes Thermiques | 2783 |
16 |
| LG Electronics Inc. | 74135 |
12 |
| Carrier Corporation | 3988 |
12 |
| BWXT Canada, Ltd. | 38 |
12 |
| Casale SA | 635 |
12 |
| Trane International Inc. | 1206 |
12 |
| Caterpillar Inc. | 9920 |
10 |
| MAHLE International GmbH | 2837 |
9 |
| Reaction Engines Ltd | 48 |
8 |
| Rheem Manufacturing Company | 985 |
8 |
| Samsung Electronics Co., Ltd. | 150501 |
7 |
| Denso Corporation | 24933 |
7 |
| Modine Manufacturing Company | 309 |
7 |
| ExxonMobil Research And Engineering Company | 2510 |
6 |
| Daikin Industries, Ltd. | 10200 |
6 |
| General Electric Technology GmbH | 1356 |
6 |
| Sulzer Management AG | 692 |
6 |
| Other owners | 378 |