- All sections
- E - Fixed constructions
- E04B - General building constructionswalls, e.g. partitionsroofsfloorsceilingsinsulation or other protection of buildings
- E04B 7/04 - RoofsRoof construction with regard to insulation with plane sloping surfaces, e.g. saddle roofs supported by horizontal beams or the equivalent resting on the walls
Patent holdings for IPC class E04B 7/04
Total number of patents in this class: 84
10-year publication summary
|
7
|
9
|
9
|
4
|
8
|
5
|
5
|
10
|
6
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sekisui House, Ltd. | 286 |
6 |
| Simpson Strong-Tie Company, Inc. | 751 |
6 |
| Illinois Tool Works Inc. | 11902 |
4 |
| T&M Inventions, LLC | 27 |
4 |
| Infinity Rack LLC | 7 |
4 |
| Burmon Holdings Pty Ltd | 9 |
3 |
| Sr Systems, LLC | 26 |
3 |
| Covestro LLC | 617 |
2 |
| Ultraframe (UK) Limited | 40 |
2 |
| Zak-it Systems GmbH | 3 |
2 |
| Rockhouse International Pty Ltd | 5 |
2 |
| LABS Holding ApS | 2 |
2 |
| Sano Development Limited | 57 |
2 |
| Honeywell International Inc. | 12767 |
1 |
| AluHouse Technology (GD) Company Limited | 28 |
1 |
| Austin Building and Design Inc. | 13 |
1 |
| Blue Tomato, LLC | 20 |
1 |
| BlueScope Buildings North America, Inc. | 85 |
1 |
| Board of Trustees of Western Michigan University, The | 102 |
1 |
| Building Performance Americas Ltd. | 1 |
1 |
| Other owners | 35 |