- 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 21/12 - Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors movable, or having interchangeable or relatively- movable partsDevices for moving framework or parts thereof to allow adjustment of position of load-carrier or traction element as a whole
Patent holdings for IPC class B65G 21/12
Total number of patents in this class: 204
10-year publication summary
|
14
|
37
|
17
|
26
|
26
|
15
|
11
|
16
|
11
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Joy Global Underground Mining LLC | 344 |
14 |
| McCloskey International Ltd. | 28 |
8 |
| Kleemann GmbH | 134 |
6 |
| Krones AG | 2298 |
5 |
| Stout Conveyors, LLC | 8 |
5 |
| Daifuku Co., Ltd. | 1100 |
4 |
| Superior Industries, Inc. | 220 |
4 |
| NEC Corporation | 37312 |
3 |
| Fmh Conveyors LLC | 22 |
3 |
| Laitram, L.L.C. | 864 |
3 |
| Roadtec, Inc. | 93 |
3 |
| Terex GB Limited | 131 |
3 |
| Conveyor Manufacturers Australia Pty Ltd | 7 |
3 |
| Amazon Technologies, Inc. | 28236 |
2 |
| Azbil Corporation | 473 |
2 |
| GEA Food Solutions Germany GmbH | 219 |
2 |
| Hytem Co., Ltd. | 40 |
2 |
| Institut National de Recherche en Informatique et en Automatique | 125 |
2 |
| Ishida Europe Limited | 79 |
2 |
| Itoh Denki Co., Ltd. | 114 |
2 |
| Other owners | 126 |