- All sections
- B - Performing operations; transporting
- B32B - Layered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form
- B32B 5/18 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by features of a layer containing foamed or specifically porous material
Patent holdings for IPC class B32B 5/18
Total number of patents in this class: 4080
10-year publication summary
|
227
|
330
|
456
|
469
|
460
|
457
|
461
|
391
|
407
|
124
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nitto Denko Corporation | 7879 |
126 |
| 3m Innovative Properties Company | 18406 |
70 |
| Sekisui Chemical Co., Ltd. | 3159 |
65 |
| Zeon Corporation | 3854 |
60 |
| BASF SE | 19740 |
58 |
| Toray Industries, Inc. | 6652 |
58 |
| UNILIN, besloten vennootschap | 599 |
50 |
| Dow Global Technologies LLC | 10147 |
41 |
| Aspen Aerogels, Inc. | 217 |
33 |
| JSR Corporation | 2476 |
32 |
| Nike, Inc. | 13075 |
30 |
| The Boeing Company | 19843 |
29 |
| W. L. Gore & Associates, Inc. | 2600 |
29 |
| Dai Nippon Printing Co., Ltd. | 3891 |
26 |
| LG Hausys, Ltd. | 839 |
23 |
| LG Chem, Ltd. | 17205 |
22 |
| INOAC Corporation | 172 |
22 |
| Johns Manville | 980 |
22 |
| Kyoraku Co., Ltd. | 485 |
22 |
| Sumitomo Chemical Company, Limited | 8808 |
19 |
| Other owners | 3243 |