- All sections
- B - Performing operations; transporting
- B65G - Transport or storage devices, e.g. conveyors for loading or tipping, shop conveyor systems or pneumatic tube conveyors
- B65G 23/44 - Belt- or chain-tensioning arrangements
Patent holdings for IPC class B65G 23/44
Total number of patents in this class: 411
10-year publication summary
|
32
|
34
|
45
|
54
|
39
|
45
|
40
|
32
|
26
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Laitram, L.L.C. | 813 |
23 |
| Joy Global Underground Mining LLC | 331 |
20 |
| Continental Global Material Handling Inc. | 23 |
10 |
| Continental Global Material Handling LLC | 24 |
10 |
| Dematic Corp. | 274 |
9 |
| China University of Mining and Technology | 1189 |
8 |
| Deere & Company | 6845 |
7 |
| Blue Leaf I.P., Inc. | 2758 |
7 |
| FLSmidth A/S | 923 |
6 |
| Bobst Mex SA | 542 |
5 |
| Dorner Mfg. Corp. | 33 |
5 |
| Brother Industries, Ltd. | 13000 |
4 |
| Caterpillar Global Mining Europe GmbH | 86 |
4 |
| Crizaf S.r.l. | 10 |
4 |
| Provisur Technologies, Inc. | 238 |
4 |
| Caterpillar Inc. | 8877 |
3 |
| Nike, Inc. | 13075 |
3 |
| CCM Beheer B.V. | 18 |
3 |
| FedEx Corporation | 14 |
3 |
| Flexicon Corporation | 57 |
3 |
| Other owners | 270 |