- 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 27/18 - Layered products essentially comprising synthetic resin characterised by the use of special additives
Patent holdings for IPC class B32B 27/18
Total number of patents in this class: 5093
10-year publication summary
|
401
|
443
|
457
|
445
|
406
|
363
|
360
|
332
|
278
|
152
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30594 |
190 |
| Dai Nippon Printing Co., Ltd. | 4247 |
140 |
| Nitto Denko Corporation | 8558 |
125 |
| Sekisui Chemical Co., Ltd. | 3633 |
91 |
| Dow Global Technologies LLC | 10994 |
85 |
| 3m Innovative Properties Company | 17458 |
78 |
| Mitsubishi Gas Chemical Company, Inc. | 3634 |
75 |
| Toyobo Co., Ltd. | 2535 |
63 |
| Lintec Corporation | 2024 |
61 |
| Toppan Printing Co., Ltd. | 2082 |
61 |
| Mitsubishi Chemical Corporation | 4734 |
58 |
| Toray Industries, Inc. | 7139 |
53 |
| Kuraray Co., Ltd. | 3601 |
51 |
| LG Chem, Ltd. | 17950 |
45 |
| Arkema France | 4251 |
45 |
| Sumitomo Chemical Company, Limited | 8968 |
44 |
| Toray Plastics (America), Inc. | 197 |
37 |
| DIC Corporation | 3974 |
34 |
| Zeon Corporation | 4161 |
33 |
| Konica Minolta, Inc. | 9150 |
32 |
| Other owners | 3692 |