- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F28F - Details of heat-exchange or heat-transfer apparatus, of general application
- F28F 5/02 - Rotary drums or rollers
Patent holdings for IPC class F28F 5/02
Total number of patents in this class: 54
10-year publication summary
|
5
|
3
|
8
|
5
|
5
|
6
|
4
|
5
|
2
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Aktiebolaget SKF | 2700 |
2 |
| GTK Timek Group SA | 9 |
2 |
| Arvos Ljungstrom LLC | 43 |
2 |
| Coriolis Group | 67 |
2 |
| FEDDEM GmbH & Co. KG | 15 |
2 |
| 3m Innovative Properties Company | 18406 |
1 |
| BASF SE | 19740 |
1 |
| Canon Inc. | 36841 |
1 |
| Hewlett-Packard Development Company, L.P. | 28538 |
1 |
| Cisco Technology, Inc. | 18858 |
1 |
| Denso Corporation | 23338 |
1 |
| Applied Materials, Inc. | 16587 |
1 |
| ZF Friedrichshafen AG | 6820 |
1 |
| Aisin Seiki Kabushiki Kaisha | 2427 |
1 |
| Allgaier Werke GmbH | 86 |
1 |
| Andritz AG | 218 |
1 |
| Berstorff GmbH | 3 |
1 |
| Coriolis Composites | 33 |
1 |
| Gunze Limited | 361 |
1 |
| Gvp Gesellschaft zur Vermarktung der Porenbrennertechnik mbH | 5 |
1 |
| Other owners | 29 |