- All sections
- E - Fixed constructions
- E04G - Scaffoldingformsshutteringbuilding implements or aids, or their usehandling building materials on the siterepairing, breaking-up or other work on existing buildings
- E04G 21/18 - Adjusting toolsTemplates
Patent holdings for IPC class E04G 21/18
Total number of patents in this class: 304
10-year publication summary
|
29
|
35
|
41
|
34
|
35
|
36
|
50
|
57
|
43
|
23
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Illinois Tool Works Inc. | 11863 |
12 |
| Cetres Holdings, LLC | 119 |
9 |
| Brickwork Tools Limited | 6 |
6 |
| Hilti Aktiengesellschaft | 3705 |
5 |
| NV Bekaert SA | 723 |
5 |
| Topcon Corporation | 1206 |
5 |
| Nikon Corporation | 7229 |
4 |
| A. Raymond et Cie | 717 |
4 |
| Sekisui House, Ltd. | 280 |
4 |
| Simpson Strong-Tie Company, Inc. | 745 |
4 |
| Groupe Refraco Inc. | 17 |
3 |
| Handy & Harman | 54 |
3 |
| Ludwig Hettich Holding GmbH & Co. KG | 29 |
3 |
| Mitek Holdings, Inc. | 246 |
3 |
| Sapphire Balconies Limited | 44 |
3 |
| Lintel Lift, LLC | 9 |
3 |
| Bretools AB | 3 |
3 |
| CIMC Modular Building Systems Holding Co., Ltd. | 6 |
3 |
| Guangdong CIMC Building Construction Co., Ltd. | 12 |
3 |
| China Mcc5 Group Corp. Ltd | 28 |
3 |
| Other owners | 216 |