- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F28F - Details of heat-exchange or heat-transfer apparatus, of general application
- F28F 19/01 - Preventing the formation of deposits or corrosion, e.g. by using filters by using means for separating solid materials from heat-exchange fluids, e.g. filters
Patent holdings for IPC class F28F 19/01
Total number of patents in this class: 138
10-year publication summary
|
7
|
11
|
11
|
10
|
10
|
14
|
8
|
10
|
14
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 46160 |
6 |
| Adey Holdings (2008) Limited | 326 |
6 |
| Valeo Autosystemy Sp. z o.o. | 133 |
4 |
| Daikin Industries, Ltd. | 10016 |
3 |
| Valeo Termico, S.A. | 55 |
3 |
| The Boeing Company | 20057 |
2 |
| Robert Bosch GmbH | 42677 |
2 |
| NGK Insulators, Ltd. | 4965 |
2 |
| AGCO Corporation | 1123 |
2 |
| Climeon AB | 39 |
2 |
| Doosan Heavy Industries & Construction Co., Ltd. | 581 |
2 |
| Frigel Firenze S.p.A. | 10 |
2 |
| I.v.a.r. S.p.A. | 75 |
2 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3987 |
2 |
| MAHLE International GmbH | 2777 |
2 |
| Nifco Inc. | 1104 |
2 |
| Sanden Corporation | 966 |
2 |
| U.e.t.- Industrial Water Recycling Ltd. | 4 |
2 |
| Valeo Systemes Thermiques | 2732 |
2 |
| Ykmc, Inc. | 9 |
2 |
| Other owners | 86 |