- All sections
- E - Fixed constructions
- E06C - Ladders
- E06C 1/22 - Ladders capable of standing by themselves with struts which rest on the ground with supporting struts formed as poles with extensible, e.g. telescopic, ladder parts or struts
Patent holdings for IPC class E06C 1/22
Total number of patents in this class: 62
10-year publication summary
|
2
|
8
|
6
|
8
|
9
|
9
|
2
|
4
|
5
|
8
|
| 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 | 208 |
20 |
| Lampe Holding B.V. | 19 |
5 |
| Telesteps AB | 18 |
5 |
| Werner Co. | 427 |
4 |
| Wing Enterprises, Inc. | 55 |
4 |
| Hultafors Group AB | 114 |
3 |
| Jiangsu Zhou Jijie Intelligent Technology Co.,Ltd | 11 |
2 |
| Branach Technology Pty Ltd | 8 |
1 |
| Core Distribution, Inc. | 45 |
1 |
| Jershon, Inc. | 2 |
1 |
| Liefke, Norman William | 7 |
1 |
| Louisville Ladder Inc. | 69 |
1 |
| New-Tec Integration (Xiamen) Co., Ltd. | 368 |
1 |
| Pica Corp. | 8 |
1 |
| Smart Level Company B.V. | 3 |
1 |
| Universal Ladder, LLC | 1 |
1 |
| CDH Group | 1 |
1 |
| Bright Structures Ltd | 5 |
1 |
| Blue Moon Designs, LLC | 8 |
1 |
| Martinus Nielsen ApS | 3 |
1 |
| Other owners | 6 |