- 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: 4808
10-year publication summary
|
397
|
460
|
443
|
492
|
419
|
446
|
406
|
354
|
299
|
242
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 29702 |
128 |
| Dai Nippon Printing Co., Ltd. | 4122 |
98 |
| 3m Innovative Properties Company | 17770 |
95 |
| Sekisui Chemical Co., Ltd. | 3472 |
93 |
| Dow Global Technologies LLC | 10448 |
80 |
| Toyobo Co., Ltd. | 2534 |
64 |
| Toray Industries, Inc. | 7002 |
62 |
| UNILIN, besloten vennootschap | 892 |
59 |
| Nitto Denko Corporation | 8344 |
53 |
| LG Chem, Ltd. | 17680 |
49 |
| Panasonic Intellectual Property Management Co., Ltd. | 32105 |
49 |
| Mitsubishi Gas Chemical Company, Inc. | 3485 |
49 |
| Lintec Corporation | 2002 |
47 |
| Toppan Printing Co., Ltd. | 2128 |
45 |
| Mitsubishi Chemical Corporation | 4583 |
42 |
| Yupo Corporation | 237 |
39 |
| Dexerials Corporation | 1946 |
37 |
| Sumitomo Chemical Company, Limited | 9086 |
35 |
| Sika Technology AG | 2881 |
34 |
| Kuraray Co., Ltd. | 3522 |
33 |
| Other owners | 3617 |