- 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 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: 799
10-year publication summary
|
64
|
73
|
81
|
64
|
60
|
46
|
39
|
31
|
37
|
17
|
| 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. | 679 |
25 |
| Illinois Tool Works Inc. | 11450 |
20 |
| GE Infrastructure Technology, LLC | 6209 |
17 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 42389 |
15 |
| Siemens AG | 24525 |
14 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10922 |
14 |
| Alfa Laval Corporate AB | 1310 |
14 |
| UACJ Corporation | 691 |
14 |
| Rolls-Royce Corporation | 1727 |
13 |
| Siemens Energy, Inc. | 1691 |
12 |
| Watlow Electric Manufacturing Company | 578 |
12 |
| Raytheon Company | 8397 |
10 |
| Panasonic Intellectual Property Management Co., Ltd. | 31201 |
10 |
| Valeo Systemes Thermiques | 2716 |
10 |
| Samsung Electronics Co., Ltd. | 145025 |
9 |
| International Business Machines Corporation | 61185 |
9 |
| KEMET Electronics Corporation | 330 |
8 |
| Shikoku Chemicals Corporation | 91 |
8 |
| Intel Corporation | 46893 |
6 |
| Denso Corporation | 24223 |
6 |
| Other owners | 553 |