- All sections
- B - Performing operationstransporting
- B23P - Metal-working not otherwise provided forcombined operationsuniversal machine tools
- B23P 15/08 - Making specific metal objects by operations not covered by a single other subclass or a group in this subclass piston rings from several pieces
Patent holdings for IPC class B23P 15/08
Total number of patents in this class: 10
10-year publication summary
|
0
|
2
|
3
|
1
|
0
|
0
|
0
|
0
|
0
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| EtaGen, Inc. | 36 |
2 |
| MAHLE International GmbH | 2929 |
2 |
| Mainspring Energy, Inc. | 126 |
2 |
| Ford Global Technologies, LLC | 21645 |
1 |
| ABB Turbo Systems AG | 78 |
1 |
| Federal-Mogul Burscheid GmbH | 275 |
1 |
| MAHLE Metal Leve S/A | 156 |
1 |
| Other owners | 0 |