- 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 21/16 - Tools or apparatus
Patent holdings for IPC class E04G 21/16
Total number of patents in this class: 310
10-year publication summary
|
33
|
25
|
46
|
32
|
42
|
29
|
26
|
33
|
38
|
21
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Brunkeberg Systems AB | 27 |
9 |
| Buildz, LLC | 43 |
9 |
| ConXtech, Inc. | 80 |
8 |
| Fastbrick IP Pty Ltd | 121 |
7 |
| Cetres Holdings, LLC | 119 |
5 |
| Guangzhou Construction Engineering Co., Ltd. | 28 |
5 |
| Wobbleworks, Inc. | 111 |
5 |
| The Third Construction Co., Ltd of China Construction Third Engineering Bureau | 22 |
5 |
| Casne Verige Pty Ltd | 13 |
4 |
| CSR Building Products Limited | 46 |
4 |
| Odin, LLC | 4 |
4 |
| Shanghai Yesheng Mechanical & Electrical Control Technology Co., Ltd | 7 |
4 |
| Shimizu Corporation | 101 |
4 |
| Big Time Investment, LLC | 37 |
4 |
| Illinois Tool Works Inc. | 11863 |
3 |
| Nikon Corporation | 7228 |
3 |
| Makita Corporation | 2566 |
3 |
| Doka GmbH | 166 |
3 |
| Guangzhou Wu Yang Construction Machinery Co., Ltd. | 10 |
3 |
| Modology Design Group | 12 |
3 |
| Other owners | 215 |