- All sections
- E - Fixed constructions
- E04D - Roof coveringssky-lightsguttersroof-working tools
- E04D 1/16 - Roofing elements shaped as plain tiles or shingles, i.e. with flat outer surface of ceramics, glass or concrete, with or without reinforcement
Patent holdings for IPC class E04D 1/16
Total number of patents in this class: 62
10-year publication summary
|
3
|
5
|
3
|
9
|
11
|
6
|
6
|
9
|
5
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dal-tile, LLC | 65 |
8 |
| Kuraray Co., Ltd. | 3496 |
4 |
| Mbrico, LLC | 18 |
4 |
| CertainTeed LLC | 570 |
4 |
| POET Research, Inc. | 262 |
3 |
| Daltile Corporation | 15 |
3 |
| Solartag Aps | 3 |
3 |
| Corning Incorporated | 10252 |
2 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4914 |
2 |
| Terreal | 25 |
2 |
| ZinniaTek Limited | 57 |
2 |
| Tesla, Inc. | 1706 |
2 |
| Bayer MaterialScience AG | 806 |
1 |
| Dow Global Technologies Inc. | 848 |
1 |
| CertainTeed Corporation | 251 |
1 |
| Denka Company Limited | 2545 |
1 |
| Eternit N.V. | 32 |
1 |
| Forticrete Limited | 5 |
1 |
| Hainan Sequoia Creation Co., Ltd. | 2 |
1 |
| James Hardie Technology Limited | 458 |
1 |
| Other owners | 15 |