- All sections
- B - Performing operations; transporting
- 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 tool; such working combined with other forms of working of metal
- B23H 3/00 - Electrochemical machining, i.e. removing metal by passing current between an electrode and a workpiece in the presence of an electrolyte
Patent holdings for IPC class B23H 3/00
Total number of patents in this class: 182
10-year publication summary
|
21
|
18
|
14
|
13
|
11
|
3
|
9
|
4
|
6
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| MTU Aero Engines AG | 622 |
12 |
| MTU Aero Engines GmbH | 565 |
11 |
| General Electric Company | 18133 |
9 |
| Robert Bosch GmbH | 40953 |
9 |
| GE Infrastructure Technology, LLC | 5873 |
9 |
| MAG IAS GmbH | 82 |
6 |
| Novellus Systems, Inc. | 559 |
4 |
| Faraday Technology, Inc. | 31 |
4 |
| Federal-Mogul Corporation | 362 |
3 |
| Institut National des Sciences Appliquees de Lyon | 253 |
3 |
| Intai Technology Corp. | 13 |
3 |
| MAHLE International GmbH | 2670 |
3 |
| stoba Holding GmbH & Co. KG | 5 |
3 |
| Tech Met, Inc. | 15 |
3 |
| Innovation Energy AS | 10 |
3 |
| Siemens AG | 24990 |
2 |
| Centre National de La Recherche Scientifique | 9632 |
2 |
| Applied Materials, Inc. | 16587 |
2 |
| Daimler AG | 3462 |
2 |
| Lam Research Corporation | 4775 |
2 |
| Other owners | 87 |