- All sections
- E - Fixed constructions
- E04B - General building constructionswalls, e.g. partitionsroofsfloorsceilingsinsulation or other protection of buildings
- E04B 1/61 - Connections for building structures in general of slab-shaped building elements with each other
Patent holdings for IPC class E04B 1/61
Total number of patents in this class: 623
10-year publication summary
|
61
|
78
|
62
|
73
|
63
|
54
|
47
|
45
|
33
|
22
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| UNILIN, besloten vennootschap | 973 |
18 |
| Innovative Building Technologies, LLC | 64 |
12 |
| Valinge Innovation AB | 1026 |
12 |
| RMH Tech LLC | 107 |
11 |
| Strategic Operations, Inc. | 24 |
8 |
| Ecovap, Inc. | 19 |
7 |
| Eekowall Limited | 9 |
7 |
| DIRTT Environmental Solutions, Ltd. | 313 |
6 |
| OC S.r.l. | 16 |
6 |
| Suncast Technologies, LLC | 341 |
6 |
| Systemes Norbec Inc., | 23 |
6 |
| Advanced Architectural Products, LLC | 79 |
5 |
| Ultraframe (UK) Limited | 40 |
5 |
| Kajima Corporation | 88 |
4 |
| Kason Industries, Inc. | 154 |
4 |
| Owens Corning Intellectual Capital, LLC | 1640 |
4 |
| Three Stone, LLC | 9 |
4 |
| SAI Group Holdings Kabushiki Kaisha | 5 |
4 |
| Boxabl Inc. | 52 |
4 |
| CFS Concrete Forming Systems Inc. | 91 |
3 |
| Other owners | 487 |