- 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: 4920
10-year publication summary
|
393
|
384
|
427
|
434
|
422
|
390
|
335
|
343
|
314
|
203
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 29696 |
190 |
| Dai Nippon Printing Co., Ltd. | 4119 |
137 |
| Nitto Denko Corporation | 8338 |
122 |
| Sekisui Chemical Co., Ltd. | 3472 |
89 |
| 3m Innovative Properties Company | 17771 |
80 |
| Dow Global Technologies LLC | 10437 |
79 |
| Mitsubishi Gas Chemical Company, Inc. | 3486 |
74 |
| Toppan Printing Co., Ltd. | 2128 |
62 |
| Lintec Corporation | 2004 |
59 |
| Toyobo Co., Ltd. | 2534 |
58 |
| Mitsubishi Chemical Corporation | 4579 |
53 |
| Toray Industries, Inc. | 7000 |
52 |
| Kuraray Co., Ltd. | 3518 |
51 |
| LG Chem, Ltd. | 17676 |
45 |
| Sumitomo Chemical Company, Limited | 9079 |
44 |
| Arkema France | 4168 |
42 |
| Toray Plastics (America), Inc. | 196 |
34 |
| Zeon Corporation | 4113 |
33 |
| Konica Minolta, Inc. | 8801 |
32 |
| DIC Corporation | 3818 |
31 |
| Other owners | 3553 |