- All sections
- E - Fixed constructions
- E06C - Ladders
- E06C 1/14 - Ladders capable of standing by themselves
Patent holdings for IPC class E06C 1/14
Total number of patents in this class: 38
10-year publication summary
|
6
|
7
|
3
|
7
|
3
|
3
|
2
|
1
|
3
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Werner Co. | 407 |
9 |
| Little Giant Ladder Systems, LLC | 224 |
8 |
| Tricam Industries, LLC | 155 |
4 |
| Murphy Ladder, LLC | 9 |
3 |
| Wing Enterprises, Inc. | 54 |
2 |
| Red Dirt Innovations, LLC | 4 |
2 |
| Lampe Holding B.V. | 20 |
1 |
| Lock N Climb, LLC | 39 |
1 |
| Louisville Ladder Inc. | 67 |
1 |
| Polygroup Macau Limited (BVI) | 108 |
1 |
| Jiangsu Zhou Jijie Intelligent Technology Co.,Ltd | 12 |
1 |
| Eunjin Industrial Co.,Ltd. | 1 |
1 |
| LIN, Chih-Hsueh | 5 |
1 |
| Suzhou Zhongchuang Aluminium Products Co., Ltd. | 5 |
1 |
| Electricaribe S.A. | 2 |
1 |
| Gunsah Otomotiv Elektrik Endustriyel Yapi Malzemeleri Sanayi ve Ticaret Limited Sirketi | 2 |
1 |
| Other owners | 0 |