- 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 15/04 - Electron-beam welding or cutting for welding annular seams
Patent holdings for IPC class B23K 15/04
Total number of patents in this class: 32
10-year publication summary
|
3
|
7
|
2
|
0
|
2
|
5
|
2
|
1
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NTN Corporation | 4976 |
7 |
| Techmeta Engineering SAS | 4 |
3 |
| Mitsubishi Heavy Industries, Ltd. | 8538 |
2 |
| Aisin AW Co., Ltd. | 2364 |
2 |
| Hamilton Sundstrand Corporation | 4728 |
2 |
| Electric Power Research Institute, Inc. | 212 |
2 |
| Siemens Energy Global GmbH & Co. KG | 2829 |
2 |
| The Boeing Company | 19911 |
1 |
| Honeywell International Inc. | 14021 |
1 |
| Rolls-Royce PLC | 2989 |
1 |
| ATI Properties LLC | 205 |
1 |
| Bharat Forge Ltd. | 35 |
1 |
| BLANCO GmbH + Co KG | 305 |
1 |
| BSH Bosch und Siemens Hausgerate GmbH | 3049 |
1 |
| Endress+Hauser GmbH+Co. KG | 477 |
1 |
| SCHOTT AG | 1673 |
1 |
| Subaru Corporation | 3328 |
1 |
| Allectra Limited | 1 |
1 |
| Vertice Oil Tools Inc. | 96 |
1 |
| Other owners | 0 |