- 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: 2380
10-year publication summary
|
245
|
203
|
184
|
154
|
159
|
152
|
139
|
153
|
121
|
107
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2844 |
158 |
| Nippon Steel Corporation | 7098 |
109 |
| JFE Steel Corporation | 7675 |
85 |
| Siemens Energy, Inc. | 1676 |
52 |
| POSCO Co., Ltd. | 2032 |
52 |
| Senju Metal Industry Co., Ltd. | 691 |
44 |
| Mitsubishi Materials Corporation | 2484 |
43 |
| Kobe Steel, Ltd. | 901 |
42 |
| Nippon Steel & Sumitomo Metal Corporation | 1980 |
40 |
| Lincoln Global, Inc. | 2108 |
37 |
| Siemens AG | 23934 |
34 |
| Murata Manufacturing Co., Ltd. | 25998 |
31 |
| ArcelorMittal | 2754 |
30 |
| GE Infrastructure Technology, LLC | 6151 |
29 |
| POSCO | 2144 |
26 |
| Oerlikon Metco (US) Inc. | 216 |
24 |
| Alpha Assembly Solutions Inc. | 212 |
22 |
| Hobart Brothers LLC | 105 |
19 |
| Nippon Steel Chemical & Material Co., Ltd. | 755 |
19 |
| Rtx Corporation | 10222 |
18 |
| Other owners | 1466 |