- All sections
- E - Fixed constructions
- E04D - Roof coveringssky-lightsguttersroof-working tools
- E04D 1/30 - Special roof-covering elements, e.g. ridge tiles, gutter tiles, gable tiles, ventilation tiles
Patent holdings for IPC class E04D 1/30
Total number of patents in this class: 327
10-year publication summary
|
27
|
36
|
47
|
28
|
27
|
36
|
28
|
31
|
37
|
13
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bmic LLC | 808 |
38 |
| Owens Corning Intellectual Capital, LLC | 1733 |
37 |
| GAF Energy LLC | 211 |
30 |
| O'daniels, LLC. | 62 |
20 |
| Tesla, Inc. | 2011 |
14 |
| ZinniaTek Limited | 52 |
11 |
| Kaneka Corporation | 4725 |
9 |
| CertainTeed LLC | 643 |
9 |
| CertainTeed Corporation | 205 |
6 |
| Enstall US, Inc. | 116 |
6 |
| Yanegijutsukenkyujo Co., Ltd. | 68 |
5 |
| Building Materials Investment Corporation | 135 |
4 |
| UniRac, Inc. | 451 |
4 |
| Nisshin Steel Co., Ltd. | 382 |
3 |
| Kwik Ridge, Inc. | 3 |
3 |
| Araystays Corporation | 3 |
3 |
| Joong ANG Steel Co., Inc. | 4 |
3 |
| Taaaza LLC | 8 |
3 |
| Precision Materials Group Holdings, LLC | 6 |
3 |
| Cor-A-Vent, Inc. | 13 |
2 |
| Other owners | 114 |