- All sections
- B - Performing operationstransporting
- B32B - Layered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form
- B32B 27/20 - Layered products essentially comprising synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
Patent holdings for IPC class B32B 27/20
Total number of patents in this class: 4895
10-year publication summary
|
460
|
443
|
493
|
420
|
447
|
406
|
355
|
299
|
312
|
19
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 29976 |
129 |
| Dai Nippon Printing Co., Ltd. | 4158 |
99 |
| 3m Innovative Properties Company | 17617 |
96 |
| Sekisui Chemical Co., Ltd. | 3519 |
94 |
| Dow Global Technologies LLC | 10655 |
81 |
| Toyobo Co., Ltd. | 2484 |
65 |
| Toray Industries, Inc. | 7020 |
63 |
| UNILIN, besloten vennootschap | 918 |
62 |
| Nitto Denko Corporation | 8387 |
55 |
| Panasonic Intellectual Property Management Co., Ltd. | 32753 |
50 |
| Mitsubishi Gas Chemical Company, Inc. | 3531 |
50 |
| LG Chem, Ltd. | 17710 |
49 |
| Lintec Corporation | 1994 |
47 |
| Toppan Printing Co., Ltd. | 2120 |
45 |
| Mitsubishi Chemical Corporation | 4638 |
42 |
| Yupo Corporation | 239 |
40 |
| Dexerials Corporation | 1966 |
36 |
| Sumitomo Chemical Company, Limited | 9120 |
35 |
| Kuraray Co., Ltd. | 3554 |
34 |
| Sika Technology AG | 2923 |
34 |
| Other owners | 3689 |