- All sections
- B - Performing operations; transporting
- B23K - Soldering or unsoldering; welding; cladding or plating by soldering or welding; cutting by applying heat locally, e.g. flame cutting; working 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 friction; Friction welding
Patent holdings for IPC class B23K 20/12
Total number of patents in this class: 2419
10-year publication summary
190
|
191
|
204
|
190
|
215
|
214
|
193
|
148
|
128
|
57
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Nippon Light Metal Company, Ltd. | 645 |
178 |
The Boeing Company | 19843 |
93 |
Osaka University | 3143 |
64 |
Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 2856 |
64 |
Kawasaki Heavy Industries, Limited | 1524 |
54 |
Honda Motor Co., Ltd. | 24537 |
52 |
JFE Steel Corporation | 6067 |
37 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
32 |
Grenzebach Maschinenbau GmbH | 186 |
31 |
Rolls-Royce PLC | 2944 |
30 |
EJOT GmbH & Co. KG | 111 |
30 |
Apci, LLC | 26 |
25 |
Lockheed Martin Corporation | 3406 |
22 |
Rtx Corporation | 8674 |
22 |
MELD Manufacturing Corporation | 38 |
21 |
GM Global Technology Operations LLC | 13620 |
19 |
Element Six (UK) Limited | 178 |
19 |
Airbus Operations GmbH | 3188 |
18 |
Ford Global Technologies, LLC | 19702 |
17 |
IHI Corporation | 3268 |
17 |
Other owners | 1574 |