- All sections
- B - Performing operationstransporting
- B04C - Apparatus using free vortex flow, e.g. cyclones
- B04C 5/15 - Construction of the underflow ductingApex constructionsDischarge arrangements with swinging flaps or revolving sluicesSluicesCheck-valves
Patent holdings for IPC class B04C 5/15
Total number of patents in this class: 27
10-year publication summary
|
4
|
2
|
4
|
3
|
3
|
3
|
3
|
1
|
3
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 157946 |
2 |
| Enverid Systems, Inc. | 80 |
2 |
| Gema Switzerland GmbH | 171 |
2 |
| Rockwool A/S | 838 |
2 |
| I.m.m.m.e.s. S.r.l. | 4 |
2 |
| Société des Produits Nestlé S.A. | 10107 |
1 |
| Mitsubishi Electric Corporation | 48048 |
1 |
| Alfred Kärcher GmbH & Co. KG | 349 |
1 |
| Assured Performance Group (Holdings) Ltd. | 1 |
1 |
| B/E Aerospace, Inc. | 1693 |
1 |
| Basell Poliolefine Italia S.r.l. | 937 |
1 |
| INTECO Special Melting Technologies GmbH | 10 |
1 |
| Oneida Air Systems, Inc. | 60 |
1 |
| Sagentia Limited | 27 |
1 |
| Saudi Arabian Oil Company | 14248 |
1 |
| ThyssenKrupp AG | 3399 |
1 |
| ThyssenKrupp Industrial Solutions AG | 630 |
1 |
| Voith Patent GmbH | 2747 |
1 |
| ROCKWOOL International A/S | 282 |
1 |
| Cory M Holdings Ltd. | 3 |
1 |
| Other owners | 2 |