- 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 15/01 - 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: 3494
10-year publication summary
|
366
|
327
|
342
|
386
|
363
|
328
|
297
|
258
|
263
|
74
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Steel Corporation | 5649 |
272 |
| JFE Steel Corporation | 6067 |
185 |
| ArcelorMittal | 1887 |
157 |
| POSCO Co., Ltd. | 1059 |
125 |
| ThyssenKrupp Steel Europe AG | 924 |
62 |
| JX Nippon Mining & Metals Corporation | 1576 |
60 |
| Toyo Kohan Co., Ltd. | 413 |
60 |
| UACJ Corporation | 631 |
42 |
| ThyssenKrupp AG | 3086 |
38 |
| The Boeing Company | 19843 |
37 |
| Rtx Corporation | 8674 |
35 |
| Sumitomo Electric Industries, Ltd. | 14131 |
32 |
| Mitsubishi Materials Corporation | 2378 |
30 |
| Hitachi Metals, Ltd. | 2175 |
28 |
| Kobe Steel, Ltd. | 912 |
28 |
| Tata Steel Ijmuiden B.V. | 283 |
27 |
| Novelis Koblenz GmbH | 93 |
27 |
| Baoshan Iron & Steel Co., Ltd. | 832 |
26 |
| Novelis Inc. | 656 |
26 |
| POSCO | 2222 |
24 |
| Other owners | 2173 |