- All sections
- B - Performing operationstransporting
- B66F - Hoisting, lifting, hauling, or pushing, not otherwise provided for, e.g. devices which apply a lifting or pushing force directly to the surface of a load
- B66F 3/46 - Combinations of several jacks with means for interrelating lifting or lowering movements
Patent holdings for IPC class B66F 3/46
Total number of patents in this class: 272
10-year publication summary
|
27
|
25
|
29
|
22
|
28
|
26
|
24
|
15
|
22
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Gray Manufacturing Company, Inc. | 46 |
30 |
| Stertil B.V. | 84 |
29 |
| Vehicle Service Group, LLC | 156 |
24 |
| Bendpak, Inc. | 67 |
9 |
| Gerhard Finkbeiner | 13 |
8 |
| 8082464 Canada Inc. | 20 |
8 |
| Ampjack Industries Ltd. | 15 |
7 |
| Entro Industries, Inc. | 44 |
7 |
| The Boeing Company | 20057 |
4 |
| O.ME.R. S.p.A. | 38 |
4 |
| Mohawk Lifts LLC | 11 |
4 |
| MAHA Maschinenbau Haldenwang GmbH & Co. KG | 49 |
3 |
| Norco Industries, Inc. | 86 |
3 |
| Ample, Inc. | 16 |
3 |
| BBM Railway Equipment, LLC | 18 |
3 |
| Gloria Co., Ltd. | 3 |
3 |
| I & P I Norr AB | 3 |
3 |
| FS Manufab, Inc. | 4 |
3 |
| ASGCO Manufacturing, Inc. | 81 |
2 |
| Bainter Construction Services, LLC | 3 |
2 |
| Other owners | 113 |