- 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: 383
10-year publication summary
|
19
|
23
|
30
|
29
|
30
|
27
|
25
|
21
|
47
|
19
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rite-Hite Holding Corporation | 661 |
88 |
| Overhead Door Corporation | 318 |
35 |
| Assa Abloy Entrance Systems AB | 559 |
28 |
| Leum Engineering, Inc. | 60 |
22 |
| Niagara Bottling, LLC | 301 |
11 |
| The Chamberlain Group, LLC | 375 |
10 |
| Blue Giant Equipment Corporation | 42 |
8 |
| Nordock, Inc. | 24 |
6 |
| Lift-U, Division of Hogan Mfg., Inc. | 67 |
5 |
| 4Front Engineered Solutions, Inc. | 59 |
4 |
| Lantech.com, LLC | 218 |
4 |
| Rentokil Initial 1927 plc | 188 |
4 |
| Hörmann Alkmaar BV | 6 |
4 |
| Amiserru, S.L. | 49 |
3 |
| Caliber, Inc. | 22 |
3 |
| Highres BioSolutions, Inc. | 62 |
3 |
| SafeRack, LLC | 35 |
3 |
| Winston Products LLC | 158 |
3 |
| Horizon Global Americas Inc. | 442 |
3 |
| Outrider Technologies, Inc. | 74 |
3 |
| Other owners | 133 |