- 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 15/04 - Layered products essentially comprising metal comprising metal as the main or only constituent of a layer, next to another layer of a specific substance
Patent holdings for IPC class B32B 15/04
Total number of patents in this class: 4098
10-year publication summary
|
310
|
386
|
435
|
386
|
380
|
334
|
298
|
258
|
201
|
121
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Steel Corporation | 6452 |
111 |
| Corning Incorporated | 10370 |
109 |
| JFE Steel Corporation | 7012 |
74 |
| Guardian Glass, LLC | 572 |
72 |
| POSCO Co., Ltd. | 1586 |
69 |
| Nitto Denko Corporation | 8350 |
52 |
| Mitsui Mining & Smelting Co., Ltd. | 1509 |
48 |
| Agc, Inc. | 4968 |
48 |
| 3m Innovative Properties Company | 17751 |
42 |
| The Boeing Company | 20170 |
37 |
| Rtx Corporation | 9529 |
37 |
| FUJIFILM Corporation | 29742 |
36 |
| Vitro Flat Glass LLC | 472 |
32 |
| Samsung Display Co., Ltd. | 35702 |
30 |
| JX Nippon Mining & Metals Corporation | 1481 |
30 |
| Saint-Gobain Glass France | 3254 |
26 |
| NGK Insulators, Ltd. | 5129 |
25 |
| Toyo Kohan Co., Ltd. | 421 |
24 |
| ArcelorMittal | 2360 |
23 |
| BASF SE | 21078 |
22 |
| Other owners | 3151 |