- 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 9/00 - Arc welding or cutting
Patent holdings for IPC class B23K 9/00
Total number of patents in this class: 1059
10-year publication summary
|
88
|
86
|
71
|
71
|
65
|
59
|
44
|
41
|
41
|
12
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Illinois Tool Works Inc. | 11152 |
73 |
| Lincoln Global, Inc. | 2180 |
52 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
31 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
30 |
| JFE Steel Corporation | 6067 |
30 |
| Nippon Steel Corporation | 5649 |
27 |
| Nippon Steel & Sumitomo Metal Corporation | 1990 |
13 |
| Panasonic Corporation | 20786 |
12 |
| The ESAB Group, Inc. | 302 |
12 |
| Fronius International GmbH | 647 |
12 |
| Lam Research Corporation | 4775 |
11 |
| Daihen Corporation | 435 |
11 |
| Hypertherm, Inc. | 512 |
11 |
| Kobe Steel, Ltd. | 912 |
10 |
| Postle Industries, Inc. | 49 |
10 |
| Honda Motor Co., Ltd. | 24537 |
9 |
| GM Global Technology Operations LLC | 13620 |
9 |
| ArcelorMittal | 1887 |
9 |
| Nelson Stud Welding, Inc. | 59 |
9 |
| Victor Equipment Company | 291 |
9 |
| Other owners | 669 |