- All sections
- E - Fixed constructions
- E04B - General building constructionswalls, e.g. partitionsroofsfloorsceilingsinsulation or other protection of buildings
- E04B 5/43 - Floor structures of extraordinary designFeatures relating to the elastic stabilityFloor structures specially designed for resting on columns only, e.g. mushroom floors
Patent holdings for IPC class E04B 5/43
Total number of patents in this class: 192
10-year publication summary
|
21
|
26
|
18
|
29
|
15
|
10
|
11
|
10
|
18
|
12
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Conbar Systems LLC | 6 |
6 |
| Timber Structures 3.0 AG | 15 |
5 |
| CCL Stressing International Limited | 29 |
4 |
| NV Bekaert SA | 725 |
4 |
| Sekisui House, Ltd. | 281 |
4 |
| Samsung C&T Corporation | 186 |
4 |
| International Business Machines Corporation | 62769 |
3 |
| Cetres Holdings, LLC | 119 |
3 |
| CPC AG | 13 |
3 |
| JFE Steel Corporation | 7617 |
3 |
| Neturen Co., Ltd. | 198 |
3 |
| Nippon Steel Corporation | 6969 |
3 |
| Peikko Group Oy | 171 |
3 |
| Tindall Corporation | 52 |
3 |
| Changsha Broad Homes Industrial Group Co., LED | 18 |
3 |
| Phylem Structures, S.L. | 10 |
3 |
| Disney Enterprises, Inc. | 6202 |
2 |
| Massachusetts Institute of Technology | 10290 |
2 |
| Burndy Technology LLC | 11 |
2 |
| Ecole Polytechnique Federale de Lausanne (epfl) | 1614 |
2 |
| Other owners | 127 |