- 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 9/02 - Seam weldingBacking meansInserts
Patent holdings for IPC class B23K 9/02
Total number of patents in this class: 563
10-year publication summary
51
|
42
|
56
|
40
|
53
|
28
|
36
|
23
|
26
|
6
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Lincoln Global, Inc. | 2165 |
53 |
Illinois Tool Works Inc. | 11392 |
35 |
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2873 |
30 |
JFE Steel Corporation | 6751 |
29 |
Nippon Steel Corporation | 6155 |
27 |
Panasonic Intellectual Property Management Co., Ltd. | 30903 |
18 |
Nippon Steel & Sumitomo Metal Corporation | 1988 |
16 |
Siemens AG | 24568 |
15 |
Fronius International GmbH | 680 |
12 |
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3916 |
12 |
Kobe Steel, Ltd. | 872 |
11 |
ArcelorMittal | 2213 |
6 |
ArcelorMittal France | 86 |
6 |
Mitsubishi Heavy Industries, Ltd. | 8641 |
5 |
Advanced Plasma Power Limited | 19 |
5 |
IHI Corporation | 3405 |
5 |
Japan Marine United Corporation | 72 |
5 |
Nippon Steel Nisshin Co., Ltd. | 98 |
5 |
ESAB AB | 311 |
4 |
Koike Sanso Kogyo Co., Ltd. | 42 |
4 |
Other owners | 260 |