- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F28F - Details of heat-exchange or heat-transfer apparatus, of general application
- F28F 19/06 - Preventing the formation of deposits or corrosion, e.g. by using filters by using coatings, e.g. vitreous or enamel coatings of metal
Patent holdings for IPC class F28F 19/06
Total number of patents in this class: 261
10-year publication summary
|
26
|
24
|
31
|
30
|
29
|
18
|
17
|
14
|
17
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| UACJ Corporation | 631 |
29 |
| Mitsubishi Electric Corporation | 43934 |
20 |
| Denso Corporation | 23338 |
19 |
| Daikin Industries, Ltd. | 9495 |
11 |
| Carrier Corporation | 4759 |
10 |
| Valeo Systemes Thermiques | 2471 |
9 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
8 |
| MAHLE International GmbH | 2670 |
5 |
| Mitsubishi Aluminum Co., Ltd. | 58 |
5 |
| UACJ Extrusion Corporation | 22 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
4 |
| Hangzhou Sanhua Research Institute Co., Ltd. | 171 |
4 |
| Stamicarbon B.V. | 265 |
4 |
| Materion Newton Inc. | 66 |
4 |
| MA Aluminum Corporation | 45 |
4 |
| LG Electronics Inc. | 69257 |
3 |
| Alfa Laval Corporate AB | 1265 |
3 |
| ATI Properties LLC | 202 |
3 |
| Behr GmbH & Co. KG | 437 |
3 |
| Rheem Manufacturing Company | 861 |
3 |
| Other owners | 105 |