- All sections
- E - Fixed constructions
- E06C - Ladders
- E06C 7/44 - Means for mounting ladders on uneven ground
Patent holdings for IPC class E06C 7/44
Total number of patents in this class: 63
10-year publication summary
|
5
|
12
|
17
|
8
|
10
|
4
|
3
|
5
|
7
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Little Giant Ladder Systems, LLC | 201 |
10 |
| Werner Co. | 388 |
5 |
| Flat Pty Ltd | 22 |
4 |
| Wing Enterprises, Inc. | 55 |
4 |
| Bigfoot Ladder Systems, LLC | 4 |
3 |
| Smart Level Company B.V. | 3 |
3 |
| Jershon, Inc. | 2 |
2 |
| Landon Innovations, LLC | 5 |
2 |
| Inventu AS | 4 |
2 |
| Philip F. Lanzafame | 9 |
2 |
| Ladder Spike Inc. | 2 |
2 |
| 7RDD Limited | 56 |
1 |
| ARB Corporation Limited | 77 |
1 |
| Branach Technology Pty Ltd | 8 |
1 |
| Fitzgerald, Michael | 1 |
1 |
| Hailo-Werk Rudolf Loh GmbH & Co. KG | 29 |
1 |
| Lock N Climb, LLC | 40 |
1 |
| Pica Corp. | 8 |
1 |
| Rojak Design Ltd | 3 |
1 |
| Teletower.com Limited | 8 |
1 |
| Other owners | 15 |