- 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 35/30 - Selection of soldering or welding materials proper with the principal constituent melting at less than 1550°C
Patent holdings for IPC class B23K 35/30
Total number of patents in this class: 2090
10-year publication summary
|
218
|
233
|
245
|
203
|
183
|
154
|
160
|
142
|
129
|
54
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
156 |
| Nippon Steel Corporation | 5649 |
84 |
| JFE Steel Corporation | 6067 |
57 |
| Siemens Energy, Inc. | 1770 |
49 |
| Nippon Steel & Sumitomo Metal Corporation | 1990 |
40 |
| Siemens AG | 24990 |
39 |
| Senju Metal Industry Co., Ltd. | 654 |
39 |
| Lincoln Global, Inc. | 2180 |
37 |
| Kobe Steel, Ltd. | 912 |
33 |
| Mitsubishi Materials Corporation | 2378 |
33 |
| Murata Manufacturing Co., Ltd. | 22355 |
31 |
| GE Infrastructure Technology, LLC | 5873 |
30 |
| POSCO | 2222 |
26 |
| POSCO Co., Ltd. | 1059 |
26 |
| Oerlikon Metco (US) Inc. | 202 |
21 |
| General Electric Company | 18133 |
20 |
| Alpha Assembly Solutions Inc. | 189 |
18 |
| Rtx Corporation | 8674 |
18 |
| Hitachi Metals, Ltd. | 2175 |
17 |
| Nippon Steel Chemical & Material Co., Ltd. | 571 |
17 |
| Other owners | 1299 |