- 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 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: 2266
10-year publication summary
|
225
|
231
|
192
|
171
|
148
|
148
|
142
|
132
|
147
|
106
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
158 |
| Nippon Steel Corporation | 6514 |
102 |
| JFE Steel Corporation | 7074 |
75 |
| Siemens Energy, Inc. | 1703 |
51 |
| Mitsubishi Materials Corporation | 2470 |
42 |
| Senju Metal Industry Co., Ltd. | 688 |
42 |
| Nippon Steel & Sumitomo Metal Corporation | 1987 |
40 |
| Kobe Steel, Ltd. | 882 |
39 |
| POSCO Co., Ltd. | 1601 |
39 |
| Lincoln Global, Inc. | 2140 |
38 |
| Siemens AG | 24333 |
36 |
| Murata Manufacturing Co., Ltd. | 25020 |
31 |
| GE Infrastructure Technology, LLC | 6197 |
30 |
| POSCO | 2173 |
26 |
| Oerlikon Metco (US) Inc. | 209 |
23 |
| Alpha Assembly Solutions Inc. | 207 |
22 |
| ArcelorMittal | 2402 |
21 |
| Hobart Brothers LLC | 106 |
18 |
| Rtx Corporation | 9601 |
18 |
| Hitachi Metals, Ltd. | 1957 |
17 |
| Other owners | 1398 |