- All sections
- E - Fixed constructions
- E06C - Ladders
- E06C 1/39 - Ladders having platformsLadders changeable into platforms
Patent holdings for IPC class E06C 1/39
Total number of patents in this class: 95
10-year publication summary
|
11
|
10
|
13
|
13
|
15
|
8
|
15
|
11
|
2
|
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 | 210 |
13 |
| Werner Co. | 429 |
11 |
| Safe Rack LLC | 51 |
6 |
| Tricam Industries, LLC | 93 |
4 |
| Cruiser Products, LLC | 11 |
3 |
| Grupo Bimbo, S.A.B. de C.V. | 490 |
3 |
| Wing Enterprises, Inc. | 55 |
3 |
| The Boeing Company | 20090 |
2 |
| Allred & Associates Inc. | 17 |
2 |
| Kee Safety Limited | 95 |
2 |
| Lampe Holding B.V. | 19 |
2 |
| Material Control, Inc. | 23 |
2 |
| SAM Carbis Asset Management, LLC | 44 |
2 |
| Sharequip Inc. | 3 |
2 |
| Ståsäker AB | 6 |
2 |
| GT Omega Racing Ltd | 4 |
2 |
| Target Brands, Inc. | 4029 |
1 |
| Siemens Energy, Inc. | 1711 |
1 |
| Compagnie générale des établissements Michelin SCA | 2563 |
1 |
| Michelin Recherche et Technique S.A. | 2164 |
1 |
| Other owners | 30 |