- All sections
- E - Fixed constructions
- E04B - General building constructionswalls, e.g. partitionsroofsfloorsceilingsinsulation or other protection of buildings
- E04B 1/22 - Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stone-like material with parts being prestressed
Patent holdings for IPC class E04B 1/22
Total number of patents in this class: 28
10-year publication summary
|
5
|
7
|
7
|
1
|
1
|
2
|
2
|
1
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| University of Canterbury | 36 |
3 |
| China State Construction Engineering Corporation Limited | 26 |
3 |
| Kurosawa Construction Co., Ltd. | 9 |
2 |
| VSL International AG | 93 |
2 |
| China State Construction Academy Corporation Limited | 4 |
2 |
| Ajou University Industry-academic Cooperation Foundation | 1201 |
1 |
| Andritz Technology and Asset Management GmbH | 78 |
1 |
| Commissariat à l'énergie et aux énergies alternatives | 13 |
1 |
| Elastic Potential, S.L. | 9 |
1 |
| Finfrock Industries, Inc. | 12 |
1 |
| Fujita Corporation | 39 |
1 |
| Full Stack Modular LLC | 5 |
1 |
| Kajima Corporation | 90 |
1 |
| Korea Institute of Civil Engineering and Building Technology | 142 |
1 |
| Nucor Corporation | 416 |
1 |
| Onx, Inc. | 32 |
1 |
| Peikko Group Oy | 171 |
1 |
| Societe Civile de Brevets Matiere | 6 |
1 |
| RUTE Foundation Systems, Inc. | 10 |
1 |
| Consolis | 1 |
1 |
| Other owners | 1 |