- All sections
- B - Performing operationstransporting
- B23H - Working of metal by the action of a high concentration of electric current on a workpiece using an electrode which takes the place of a toolsuch working combined with other forms of working of metal
- B23H 9/12 - Forming parts of complementary shape, e.g. punch-and-die
Patent holdings for IPC class B23H 9/12
Total number of patents in this class: 9
10-year publication summary
|
2
|
0
|
0
|
3
|
0
|
0
|
0
|
0
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SNAP-ON Incorporated | 1477 |
2 |
| Denso Corporation | 25283 |
1 |
| Rolls-Royce PLC | 3181 |
1 |
| Extrude Hone Corporation | 3 |
1 |
| Agie Charmilles SA | 40 |
1 |
| FANUC Corporation | 7068 |
1 |
| Seibu Electric & Machinery Co., Ltd. | 50 |
1 |
| U.m. Kereskedelmi Kft. | 1 |
1 |
| Other owners | 0 |