- 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 9/032 - Seam weldingBacking meansInserts for three-dimensional seams
Patent holdings for IPC class B23K 9/032
Total number of patents in this class: 105
10-year publication summary
|
5
|
11
|
14
|
7
|
5
|
20
|
13
|
7
|
3
|
1
|
| 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.) | 2864 |
50 |
| Keystone Tower Systems, Inc. | 47 |
6 |
| Kanthal AB | 114 |
4 |
| Mitsubishi Electric Corporation | 47338 |
3 |
| Kobe Steel, Ltd. | 888 |
3 |
| Salzgitter Mannesmann Grossrohr GmbH | 4 |
3 |
| Hilti Aktiengesellschaft | 3551 |
2 |
| National Oilwell Varco, L.P. | 1702 |
2 |
| Universitat Rostock | 155 |
2 |
| Wuhan Lixinauto Technologies Co., Ltd | 4 |
2 |
| Shell Internationale Research Maatschappij B.V. | 3507 |
1 |
| Robert Bosch GmbH | 43268 |
1 |
| Rolls-Royce PLC | 3172 |
1 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 5155 |
1 |
| Daihen Corporation | 490 |
1 |
| Electric Power Research Institute, Inc. | 211 |
1 |
| ESAB AB | 310 |
1 |
| Gaztransport et Technigaz | 607 |
1 |
| Glencore Technology Pty Ltd | 53 |
1 |
| Haier US Appliance Solutions, Inc. | 3884 |
1 |
| Other owners | 18 |