- 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: 3650
10-year publication summary
|
327
|
342
|
386
|
365
|
330
|
301
|
270
|
277
|
225
|
50
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Steel Corporation | 6014 |
287 |
| JFE Steel Corporation | 6612 |
195 |
| ArcelorMittal | 2107 |
180 |
| POSCO Co., Ltd. | 1348 |
146 |
| ThyssenKrupp Steel Europe AG | 952 |
68 |
| Toyo Kohan Co., Ltd. | 413 |
62 |
| JX Nippon Mining & Metals Corporation | 1513 |
60 |
| UACJ Corporation | 671 |
43 |
| The Boeing Company | 19907 |
37 |
| ThyssenKrupp AG | 3224 |
36 |
| Rtx Corporation | 9211 |
35 |
| Baoshan Iron & Steel Co., Ltd. | 915 |
32 |
| Sumitomo Electric Industries, Ltd. | 15122 |
31 |
| Mitsubishi Materials Corporation | 2410 |
30 |
| Hitachi Metals, Ltd. | 2007 |
27 |
| Novelis Inc. | 710 |
27 |
| Kobe Steel, Ltd. | 865 |
26 |
| POSCO | 2197 |
26 |
| Novelis Koblenz GmbH | 84 |
26 |
| Tata Steel Ijmuiden B.V. | 285 |
25 |
| Other owners | 2251 |