- 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 15/01 - Layered products essentially comprising metal all layers being exclusively metallic
Patent holdings for IPC class B32B 15/01
Total number of patents in this class: 3922
10-year publication summary
|
329
|
380
|
353
|
329
|
296
|
274
|
279
|
236
|
200
|
81
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Steel Corporation | 6673 |
318 |
| ArcelorMittal | 2525 |
235 |
| JFE Steel Corporation | 7329 |
212 |
| POSCO Co., Ltd. | 1655 |
165 |
| ThyssenKrupp Steel Europe AG | 983 |
75 |
| Toyo Kohan Co., Ltd. | 427 |
65 |
| JX Nippon Mining & Metals Corporation | 1467 |
59 |
| UACJ Corporation | 723 |
45 |
| Baoshan Iron & Steel Co., Ltd. | 1072 |
41 |
| The Boeing Company | 20097 |
37 |
| Rtx Corporation | 9843 |
36 |
| ThyssenKrupp AG | 3460 |
35 |
| Sumitomo Electric Industries, Ltd. | 16061 |
31 |
| Mitsubishi Materials Corporation | 2459 |
30 |
| Voestalpine Stahl GmbH | 381 |
29 |
| Novelis Koblenz GmbH | 85 |
29 |
| Novelis Inc. | 766 |
28 |
| POSCO | 2155 |
28 |
| Hitachi Metals, Ltd. | 1923 |
27 |
| Kobe Steel, Ltd. | 893 |
26 |
| Other owners | 2371 |