- 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 27/28 - Layered products essentially comprising synthetic resin comprising copolymers of synthetic resins not wholly covered by any one of the following subgroups
Patent holdings for IPC class B32B 27/28
Total number of patents in this class: 3969
10-year publication summary
|
411
|
433
|
413
|
331
|
354
|
287
|
269
|
229
|
176
|
13
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kuraray Co., Ltd. | 3554 |
122 |
| 3m Innovative Properties Company | 17617 |
119 |
| Samsung Display Co., Ltd. | 36881 |
90 |
| LG Chem, Ltd. | 17710 |
82 |
| Mitsubishi Chemical Corporation | 4638 |
69 |
| Dai Nippon Printing Co., Ltd. | 4158 |
50 |
| Dow Global Technologies LLC | 10655 |
47 |
| The Boeing Company | 20080 |
38 |
| Arkema France | 4172 |
38 |
| The Nippon Synthetic Chemical Industry Co., Ltd. | 295 |
33 |
| Nitto Denko Corporation | 8387 |
32 |
| PI Advanced Materials Co., Ltd. | 212 |
32 |
| Toray Industries, Inc. | 7020 |
31 |
| DuPont Electronics, Inc. | 375 |
29 |
| Kaneka Corporation | 4617 |
28 |
| SABIC Global Technologies B.V. | 4432 |
28 |
| Samsung Electronics Co., Ltd. | 150361 |
27 |
| FUJIFILM Corporation | 29976 |
27 |
| Saint-Gobain Performance Plastics Corporation | 1030 |
27 |
| Shin-Etsu Chemical Co., Ltd. | 5830 |
26 |
| Other owners | 2994 |