- 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 69/28 - Loading rampsLoading docks
Patent holdings for IPC class B65G 69/28
Total number of patents in this class: 411
10-year publication summary
|
32
|
35
|
33
|
38
|
32
|
34
|
26
|
50
|
48
|
30
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rite-Hite Holding Corporation | 682 |
85 |
| Overhead Door Corporation | 329 |
37 |
| Assa Abloy Entrance Systems AB | 658 |
35 |
| Leum Engineering, Inc. | 64 |
28 |
| Niagara Bottling, LLC | 328 |
12 |
| The Chamberlain Group, LLC | 431 |
11 |
| Blue Giant Equipment Corporation | 46 |
9 |
| Nordock, Inc. | 21 |
6 |
| Duerr Systems AG | 255 |
5 |
| Lift-U, Division of Hogan Mfg., Inc. | 63 |
5 |
| Outrider Technologies, Inc. | 90 |
5 |
| 4Front Engineered Solutions, Inc. | 57 |
4 |
| Lantech.com, LLC | 219 |
4 |
| Rentokil Initial 1927 plc | 189 |
4 |
| Hörmann Alkmaar BV | 6 |
4 |
| Amiserru, S.L. | 45 |
3 |
| Highres BioSolutions, Inc. | 69 |
3 |
| SafeRack, LLC | 35 |
3 |
| Winston Products LLC | 172 |
3 |
| Horizon Global Americas Inc. | 444 |
3 |
| Other owners | 142 |