- 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 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: 3757
10-year publication summary
|
308
|
389
|
403
|
369
|
358
|
398
|
343
|
318
|
309
|
205
|
| 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 | 1485 |
49 |
| Dai Nippon Printing Co., Ltd. | 4119 |
44 |
| Tetra Laval Holdings & Finance S.A. | 2175 |
44 |
| Shengyi Technology Co., Ltd. | 262 |
43 |
| Mitsui Mining & Smelting Co., Ltd. | 1517 |
41 |
| The Boeing Company | 20131 |
38 |
| FUJIFILM Corporation | 29696 |
35 |
| 3m Innovative Properties Company | 17771 |
32 |
| LG Chem, Ltd. | 17676 |
32 |
| Panasonic Intellectual Property Management Co., Ltd. | 32052 |
32 |
| Dow Global Technologies LLC | 10437 |
32 |
| UACJ Corporation | 704 |
32 |
| Mitsubishi Materials Corporation | 2469 |
29 |
| Toppan Printing Co., Ltd. | 2128 |
28 |
| Mitsubishi Gas Chemical Company, Inc. | 3486 |
27 |
| BASF SE | 21017 |
25 |
| Resonac Corporation | 2917 |
25 |
| LG Energy Solution, Ltd. | 15385 |
24 |
| Nippon Steel Corporation | 6365 |
23 |
| Nitto Denko Corporation | 8338 |
22 |
| Other owners | 3100 |