- 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 23/03 - Repairing, e.g. filling cracksRestoringAlteringEnlarging specially adapted for roofs, e.g. to fit out attics
Patent holdings for IPC class E04G 23/03
Total number of patents in this class: 10
10-year publication summary
|
2
|
5
|
1
|
0
|
2
|
0
|
1
|
3
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Keiwa Inc. | 206 |
3 |
| Verco Decking, Inc. | 30 |
2 |
| da VINCI Roofscapes, L.L.C. | 2 |
1 |
| Nisshin Steel Co., Ltd. | 382 |
1 |
| SK Kaken Co., Ltd. | 21 |
1 |
| TOYOKOH, Co., Ltd. | 28 |
1 |
| Shanghai Jianwei Cultural Heritage Conservation Tech. Co., Ltd | 27 |
1 |
| Other owners | 0 |