- 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 1/20 - Preliminary treatment of work or areas to be soldered, e.g. in respect of a galvanic coating
Patent holdings for IPC class B23K 1/20
Total number of patents in this class: 796
10-year publication summary
|
64
|
73
|
81
|
64
|
60
|
45
|
39
|
30
|
38
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Senju Metal Industry Co., Ltd. | 676 |
26 |
| Illinois Tool Works Inc. | 11369 |
18 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 40539 |
15 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10682 |
15 |
| GE Infrastructure Technology, LLC | 6109 |
15 |
| Alfa Laval Corporate AB | 1305 |
14 |
| UACJ Corporation | 666 |
14 |
| Siemens AG | 24572 |
13 |
| Rolls-Royce Corporation | 1719 |
13 |
| Siemens Energy, Inc. | 1734 |
12 |
| Valeo Systemes Thermiques | 2597 |
12 |
| Watlow Electric Manufacturing Company | 575 |
12 |
| Raytheon Company | 8438 |
10 |
| Panasonic Intellectual Property Management Co., Ltd. | 29620 |
10 |
| International Business Machines Corporation | 60075 |
9 |
| Samsung Electronics Co., Ltd. | 138518 |
8 |
| KEMET Electronics Corporation | 334 |
8 |
| Shikoku Chemicals Corporation | 83 |
8 |
| Intel Corporation | 46097 |
6 |
| Denso Corporation | 23721 |
6 |
| Other owners | 552 |