- All sections
- B - Performing operationstransporting
- B65G - Transport or storage devices, e.g. conveyors for loading or tipping, shop conveyor systems or pneumatic tube conveyors
- B65G 69/18 - Preventing escape of dust
Patent holdings for IPC class B65G 69/18
Total number of patents in this class: 247
10-year publication summary
|
27
|
33
|
20
|
27
|
20
|
34
|
13
|
7
|
16
|
10
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sandbox Enterprises LLC | 140 |
18 |
| Air-Cure Incorporated | 14 |
10 |
| Halliburton Energy Services, Inc. | 21338 |
7 |
| Ecolab USA Inc. | 5796 |
7 |
| Flecotec AG | 24 |
6 |
| ChargePoint Technology Limited | 46 |
5 |
| LPW Technology Ltd. | 63 |
5 |
| Andocksysteme G. UNTCH GmbH | 22 |
4 |
| Benetech, Inc. | 32 |
4 |
| Ezi-Dock Systems Limited | 9 |
4 |
| Fydec Holding SA | 28 |
4 |
| HECHT TECHNOLOGIE GmbH | 40 |
4 |
| Sierra Dust Control, LLC | 7 |
4 |
| Flinders Ports Pty Limited | 4 |
3 |
| Matcon Ltd | 21 |
3 |
| Midwest Industrial Supply, Inc. | 143 |
3 |
| Owens-Brockway Glass Container Inc. | 798 |
3 |
| Primetals Technologies Austria GmbH | 573 |
3 |
| Imertech SAS | 245 |
3 |
| Arkema France | 4242 |
2 |
| Other owners | 145 |