- 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 20/12 - Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by frictionFriction welding
Patent holdings for IPC class B23K 20/12
Total number of patents in this class: 2539
10-year publication summary
|
186
|
191
|
185
|
205
|
209
|
188
|
143
|
126
|
159
|
104
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Light Metal Company, Ltd. | 666 |
183 |
| The Boeing Company | 20117 |
77 |
| Osaka University | 3383 |
72 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3050 |
69 |
| Kawasaki Heavy Industries, Limited | 1654 |
64 |
| Honda Motor Co., Ltd. | 25425 |
55 |
| JFE Steel Corporation | 6916 |
55 |
| Mitsubishi Heavy Industries, Ltd. | 8783 |
31 |
| Grenzebach Maschinenbau GmbH | 174 |
30 |
| Rolls-Royce PLC | 3131 |
26 |
| EJOT GmbH & Co. KG | 94 |
25 |
| Element Six (UK) Limited | 218 |
25 |
| Apci, LLC | 25 |
24 |
| Lockheed Martin Corporation | 3274 |
23 |
| MELD Manufacturing Corporation | 53 |
23 |
| Mazak Corporation | 44 |
22 |
| Rtx Corporation | 9437 |
22 |
| Airbus Operations GmbH | 3351 |
19 |
| Ford Global Technologies, LLC | 20685 |
17 |
| IHI Corporation | 3449 |
17 |
| Other owners | 1660 |