- All sections
- E - Fixed constructions
- E06C - Ladders
- E06C 9/02 - Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes rigidly mounted
Patent holdings for IPC class E06C 9/02
Total number of patents in this class: 56
10-year publication summary
|
3
|
13
|
13
|
11
|
4
|
6
|
5
|
3
|
3
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Altec Industries, Inc. | 196 |
5 |
| Formetco, LLC | 25 |
4 |
| Keystone Tower Systems, Inc. | 47 |
3 |
| Sayfa R & D Pty Ltd | 75 |
3 |
| GE Infrastructure Technology, LLC | 6184 |
3 |
| Wobben Properties GmbH | 1213 |
2 |
| Bobo Ladders LLC | 6 |
2 |
| ZARGES Aluminium-systeme GmbH | 2 |
2 |
| Bortana Pty Ltd | 2 |
1 |
| Daifuku Co., Ltd. | 968 |
1 |
| Hiram (WA) Pty Ltd | 7 |
1 |
| Logaer Maschinenbau GmbH | 4 |
1 |
| Preci-dip SA | 17 |
1 |
| SAM Carbis Asset Management, LLC | 43 |
1 |
| ThyssenKrupp Steel Europe AG | 952 |
1 |
| Tie Down, Inc. | 36 |
1 |
| Ultravision Technologies, LLC | 29 |
1 |
| United States of America AS represented by The Administrator of NASA | 425 |
1 |
| Wavin B.V. | 156 |
1 |
| Wind Tower Technologies, LLC | 13 |
1 |
| Other owners | 20 |