- 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 21/20 - Means incorporated in, or attached to, framework or housings for guiding load-carriers, traction elements or loads supported on moving surfaces
Patent holdings for IPC class B65G 21/20
Total number of patents in this class: 812
10-year publication summary
|
67
|
60
|
65
|
70
|
66
|
67
|
65
|
52
|
54
|
53
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| KHS GmbH | 1455 |
46 |
| Krones AG | 2304 |
32 |
| Laitram, L.L.C. | 866 |
25 |
| Span Tech LLC | 90 |
24 |
| Sidel Participations | 1089 |
19 |
| The Procter & Gamble Company | 21870 |
13 |
| Heuft Systemtechnik GmbH | 58 |
10 |
| CPC Engineering Pty Ltd | 11 |
10 |
| Joy Global Underground Mining LLC | 346 |
9 |
| Amazon Technologies, Inc. | 28299 |
8 |
| Martin Engineering Company | 101 |
8 |
| Rexnord FlatTop Europe S.r.l. | 49 |
8 |
| SST Systems, Inc. | 66 |
8 |
| Daifuku Co., Ltd. | 1104 |
7 |
| LG Energy Solution, Ltd. | 19637 |
7 |
| Robert Bosch GmbH | 44363 |
6 |
| Brandt Industries, Inc. | 16 |
6 |
| FlexLink AB | 106 |
6 |
| Intelligrated Headquarters, LLC | 457 |
6 |
| Interroll Holding AG | 294 |
6 |
| Other owners | 548 |