- All sections
- B - Performing operationstransporting
- B23K - Soldering or unsolderingweldingcladding or plating by soldering or weldingcutting by applying heat locally, e.g. flame cuttingworking by laser beam
- B23K 26/21 - Bonding by welding
Patent holdings for IPC class B23K 26/21
Total number of patents in this class: 1778
10-year publication summary
|
113
|
141
|
166
|
161
|
179
|
159
|
167
|
155
|
203
|
167
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Panasonic Intellectual Property Management Co., Ltd. | 31806 |
93 |
| LG Energy Solution, Ltd. | 15292 |
69 |
| The Furukawa Electric Co., Ltd. | 3678 |
56 |
| Mitsubishi Electric Corporation | 46397 |
37 |
| Toyota Motor Corporation | 32788 |
32 |
| Contemporary Amperex Technology Co., Limited | 7083 |
32 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2877 |
30 |
| Gyrus ACMI, Inc. | 1224 |
28 |
| Precitec GmbH & Co. KG | 196 |
27 |
| Illinois Tool Works Inc. | 11494 |
22 |
| DMG MORI Co., Ltd. | 873 |
22 |
| JFE Steel Corporation | 6916 |
21 |
| FANUC Corporation | 6758 |
20 |
| IPG Photonics Corporation | 539 |
19 |
| TRUMPF Laser- und Systemtechnik GmbH | 533 |
19 |
| Honda Motor Co., Ltd. | 25425 |
18 |
| Nikon Corporation | 7213 |
18 |
| Samsung SDI Co., Ltd. | 8537 |
18 |
| Nippon Steel Corporation | 6334 |
18 |
| Denso Corporation | 24431 |
17 |
| Other owners | 1162 |