- 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 5/04 - Electrical discharge machining combined with mechanical working
Patent holdings for IPC class B23H 5/04
Total number of patents in this class: 37
10-year publication summary
|
2
|
2
|
6
|
4
|
2
|
2
|
3
|
4
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| General Electric Company | 13830 |
4 |
| Powdermet, Inc. | 45 |
4 |
| Siemens AG | 24547 |
2 |
| Board of Regents of The Nevada System of Higher Education, on Behalf of The University of Nevada, Las Vegas | 152 |
2 |
| Diamond Innovations, Inc. | 235 |
2 |
| Sodick Co., Ltd. | 299 |
2 |
| Rtx Corporation | 9313 |
2 |
| National Institute of Advanced Industrial Science and Technology | 3788 |
1 |
| Jiangsu University | 1093 |
1 |
| Ju Teng International Holdings Limited | 3 |
1 |
| MAN Diesel & Turbo SE | 101 |
1 |
| Mcmaster University | 795 |
1 |
| Metem Corporation | 1 |
1 |
| Nippon Steel & Sumikin Materials Co., Ltd. | 77 |
1 |
| POSCO | 2189 |
1 |
| POSCO Co., Ltd. | 1543 |
1 |
| Safran Aircraft Engines | 6250 |
1 |
| Shanghai Jiao Tong University | 1189 |
1 |
| Shenzhen University | 1632 |
1 |
| SNAP-ON Incorporated | 1416 |
1 |
| Other owners | 6 |