- All sections
- E - Fixed constructions
- E04D - Roof coveringssky-lightsguttersroof-working tools
- E04D 13/147 - Junctions of roof sheathings to chimneys or other parts extending above the roof specially adapted for inclined roofs
Patent holdings for IPC class E04D 13/147
Total number of patents in this class: 135
10-year publication summary
|
16
|
20
|
16
|
15
|
12
|
13
|
8
|
14
|
9
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| VKR Holding A/S | 573 |
27 |
| EcoFasten Solar, LLC | 55 |
7 |
| Rillito River Solar, LLC | 31 |
6 |
| SK Tuote Oy | 12 |
4 |
| Tesla, Inc. | 1709 |
4 |
| VKR Holding A/S | 15 |
4 |
| CertainTeed LLC | 570 |
4 |
| Aztec Manufacturing, Inc. | 17 |
3 |
| ERGO GmbH | 4 |
3 |
| Oatey Co. | 213 |
3 |
| Ubbink B.V. | 51 |
3 |
| Bmic LLC | 724 |
3 |
| Imagineering Plus Plus LLC | 4 |
2 |
| Kedge Holding B.V. | 16 |
2 |
| Redeahold Apeldoorn B.V. | 15 |
2 |
| Sekisui House, Ltd. | 188 |
2 |
| Standard Sheet Metal, Inc. | 2 |
2 |
| SunRun South LLC | 38 |
2 |
| UMICORE BUILDING PRODUCTS FRANCE, une société française | 6 |
2 |
| Meptek Oy | 2 |
2 |
| Other owners | 48 |