- 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 9/20 - Stud welding
Patent holdings for IPC class B23K 9/20
Total number of patents in this class: 229
10-year publication summary
16
|
12
|
15
|
20
|
39
|
24
|
14
|
20
|
7
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Newfrey LLC | 554 |
42 |
Hilti Aktiengesellschaft | 3227 |
34 |
Nelson Stud Welding, Inc. | 59 |
18 |
Bayerische Motoren Werke Aktiengesellschaft | 13126 |
17 |
TUCKER GmbH | 54 |
11 |
Illinois Tool Works Inc. | 11152 |
9 |
Bollhoff Verbindungstechnik GmbH | 243 |
7 |
Honda Motor Co., Ltd. | 24537 |
5 |
Structural Services, Inc. | 16 |
5 |
Ford Global Technologies, LLC | 19702 |
4 |
HBS Bolzenschweiss-Systeme GmbH & Co. KG | 6 |
4 |
Silicon Holding B.V. | 11 |
4 |
Daimler AG | 3462 |
3 |
EJOT GmbH & Co. KG | 111 |
3 |
Volkswagen AG | 6966 |
3 |
Betek GmbH & Co. KG | 140 |
2 |
Fronius International GmbH | 647 |
2 |
Image Industries, Inc. | 7 |
2 |
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3515 |
2 |
Mekra Lang GmbH & Co. KG | 82 |
2 |
Other owners | 50 |