- 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 27/36 - Layered products essentially comprising synthetic resin comprising polyesters
Patent holdings for IPC class B32B 27/36
Total number of patents in this class: 9172
10-year publication summary
|
727
|
814
|
858
|
866
|
810
|
839
|
694
|
675
|
708
|
550
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toyobo Co., Ltd. | 2470 |
340 |
| 3m Innovative Properties Company | 17730 |
264 |
| Toray Industries, Inc. | 7006 |
219 |
| Mitsubishi Gas Chemical Company, Inc. | 3499 |
198 |
| Dai Nippon Printing Co., Ltd. | 4146 |
163 |
| FUJIFILM Corporation | 29817 |
153 |
| Mitsubishi Chemical Corporation | 4606 |
134 |
| Mitsubishi Plastics, Inc. | 316 |
123 |
| Nitto Denko Corporation | 8355 |
118 |
| Dow Global Technologies LLC | 10555 |
109 |
| Samsung Display Co., Ltd. | 36265 |
90 |
| Toppan Printing Co., Ltd. | 2122 |
83 |
| Toray Plastics (America), Inc. | 197 |
74 |
| MGC Filsheet Co., Ltd. | 156 |
73 |
| Covestro Deutschland AG | 2790 |
69 |
| Kuraray Co., Ltd. | 3539 |
68 |
| SABIC Global Technologies B.V. | 4403 |
58 |
| LG Chem, Ltd. | 17679 |
53 |
| Eastman Chemical Company | 2212 |
53 |
| Samsung Electronics Co., Ltd. | 149087 |
50 |
| Other owners | 6680 |