- 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: 3326
10-year publication summary
|
207
|
318
|
395
|
413
|
379
|
360
|
396
|
337
|
286
|
86
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| JX Nippon Mining & Metals Corporation | 1576 |
49 |
| Shengyi Technology Co., Ltd. | 255 |
43 |
| Mitsui Mining & Smelting Co., Ltd. | 1373 |
40 |
| Dai Nippon Printing Co., Ltd. | 3891 |
39 |
| Tetra Laval Holdings & Finance S.A. | 2007 |
39 |
| Dow Global Technologies LLC | 10147 |
35 |
| The Boeing Company | 19843 |
34 |
| UACJ Corporation | 631 |
31 |
| LG Chem, Ltd. | 17205 |
30 |
| Toppan Printing Co., Ltd. | 2212 |
29 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
28 |
| 3m Innovative Properties Company | 18406 |
27 |
| FUJIFILM Corporation | 27102 |
26 |
| BASF SE | 19740 |
25 |
| Murata Manufacturing Co., Ltd. | 22355 |
25 |
| Nitto Denko Corporation | 7879 |
24 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
23 |
| Mitsubishi Materials Corporation | 2378 |
23 |
| DIC Corporation | 3597 |
20 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
20 |
| Other owners | 2716 |