- 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 27/00 - Layered products essentially comprising synthetic resin
Patent holdings for IPC class B32B 27/00
Total number of patents in this class: 8124
10-year publication summary
|
501
|
575
|
592
|
637
|
574
|
550
|
571
|
461
|
455
|
359
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nitto Denko Corporation | 8350 |
661 |
| Lintec Corporation | 2000 |
359 |
| FUJIFILM Corporation | 29742 |
353 |
| Dai Nippon Printing Co., Ltd. | 4136 |
344 |
| Toyobo Co., Ltd. | 2465 |
167 |
| DIC Corporation | 3829 |
155 |
| Sekisui Chemical Co., Ltd. | 3478 |
141 |
| Zeon Corporation | 4118 |
124 |
| Toray Industries, Inc. | 7009 |
117 |
| Sumitomo Chemical Company, Limited | 9089 |
115 |
| 3m Innovative Properties Company | 17751 |
110 |
| Toppan Printing Co., Ltd. | 2125 |
103 |
| Kuraray Co., Ltd. | 3532 |
102 |
| Shin-Etsu Chemical Co., Ltd. | 5743 |
86 |
| Mitsubishi Chemical Corporation | 4587 |
84 |
| Mitsubishi Gas Chemical Company, Inc. | 3490 |
81 |
| Konica Minolta, Inc. | 8846 |
80 |
| Denka Company Limited | 2648 |
62 |
| Oji Holdings Corporation | 737 |
60 |
| Mitsui Chemicals, Inc. | 3232 |
59 |
| Other owners | 4761 |