- All sections
- B - Performing operations; transporting
- B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing material; punching metal
- B21D 53/06 - Making other particular articles heat exchangers, e.g. radiators, condensers of metal tubes
Patent holdings for IPC class B21D 53/06
Total number of patents in this class: 207
10-year publication summary
|
23
|
13
|
20
|
23
|
16
|
17
|
19
|
10
|
21
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 43934 |
7 |
| MAHLE International GmbH | 2670 |
6 |
| Carrier Corporation | 4759 |
5 |
| Sanhua (Hangzhou) Micro Channel Heat Exchanger Co., Ltd. | 110 |
5 |
| MA Aluminum Corporation | 45 |
5 |
| Samsung Electronics Co., Ltd. | 131630 |
4 |
| Daikin Industries, Ltd. | 9495 |
4 |
| Asia Vital Components Co., Ltd. | 413 |
4 |
| Hanon Systems | 1632 |
4 |
| Valeo Systemes Thermiques | 2471 |
4 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
3 |
| Pratt & Whitney Canada Corp. | 4215 |
3 |
| NGK Insulators, Ltd. | 4589 |
3 |
| Air Products and Chemicals, Inc. | 1448 |
3 |
| Controls Southeast, Inc. | 29 |
3 |
| General Electric Technology GmbH | 1657 |
3 |
| Kyoshin Kogyo Co., Ltd. | 26 |
3 |
| Noritz Corporation | 255 |
3 |
| RAI Strategic Holdings, Inc. | 1026 |
3 |
| South China University of Technology | 1581 |
3 |
| Other owners | 129 |