- 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 15/20 - Layered products essentially comprising metal comprising aluminium or copper
Patent holdings for IPC class B32B 15/20
Total number of patents in this class: 3544
10-year publication summary
|
318
|
395
|
415
|
380
|
364
|
400
|
344
|
308
|
300
|
14
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| JX Nippon Mining & Metals Corporation | 1524 |
49 |
| Shengyi Technology Co., Ltd. | 261 |
43 |
| Tetra Laval Holdings & Finance S.A. | 2076 |
42 |
| Mitsui Mining & Smelting Co., Ltd. | 1426 |
41 |
| Dai Nippon Printing Co., Ltd. | 3976 |
40 |
| Dow Global Technologies LLC | 10156 |
38 |
| The Boeing Company | 19911 |
36 |
| UACJ Corporation | 666 |
32 |
| LG Chem, Ltd. | 17639 |
31 |
| 3m Innovative Properties Company | 17957 |
30 |
| FUJIFILM Corporation | 28805 |
29 |
| Panasonic Intellectual Property Management Co., Ltd. | 29733 |
28 |
| Mitsubishi Materials Corporation | 2406 |
28 |
| Toppan Printing Co., Ltd. | 2158 |
28 |
| BASF SE | 20432 |
25 |
| Resonac Corporation | 2423 |
25 |
| Mitsubishi Gas Chemical Company, Inc. | 3343 |
24 |
| Nitto Denko Corporation | 8089 |
22 |
| Nippon Steel Corporation | 6012 |
22 |
| LG Energy Solution, Ltd. | 12884 |
22 |
| Other owners | 2909 |