- All sections
- E - Fixed constructions
- E04B - General building constructionswalls, e.g. partitionsroofsfloorsceilingsinsulation or other protection of buildings
- E04B 2/56 - Walls of framework or pillarworkWalls incorporating load-bearing elongated members
Patent holdings for IPC class E04B 2/56
Total number of patents in this class: 422
10-year publication summary
|
43
|
43
|
46
|
48
|
37
|
27
|
38
|
27
|
28
|
20
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sekisui House, Ltd. | 268 |
16 |
| Yoshino Gypsum Co., Ltd. | 264 |
13 |
| Cetres Holdings, LLC | 119 |
12 |
| Nichiha Corporation | 168 |
8 |
| Steelcase Inc. | 1281 |
8 |
| Daiwa House Industry Co., Ltd. | 112 |
7 |
| BASF SE | 21303 |
5 |
| BlueScope Buildings North America, Inc. | 84 |
5 |
| Covestro LLC | 610 |
5 |
| Johns Manville | 921 |
5 |
| United States Gypsum Company | 927 |
5 |
| Blue Tomato, LLC | 20 |
4 |
| Everlast Climbing Industries, Inc. | 155 |
4 |
| Harbin Wushuhuan Construction Engineering Technology Research Co., Ltd. | 6 |
4 |
| Innovative Building Technologies, LLC | 66 |
4 |
| Nippon Steel Corporation | 6871 |
4 |
| Owens Corning Intellectual Capital, LLC | 1725 |
4 |
| Sensei Ltd | 43 |
4 |
| Boxabl Inc. | 51 |
4 |
| Triton Mgo Products, LLC | 21 |
4 |
| Other owners | 297 |