- All sections
- B - Performing operations; transporting
- B23B - Turning; boring
- B23B 41/08 - Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor for boring, drilling, or tapping holes in tubes under fluid or gas pressure
Patent holdings for IPC class B23B 41/08
Total number of patents in this class: 24
10-year publication summary
|
4
|
0
|
1
|
2
|
1
|
0
|
2
|
0
|
2
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Aes-eot Equipment Holdings, LLC | 31 |
4 |
| Cosmo Koki Co., Ltd. | 19 |
3 |
| TDW Delaware, Inc. | 163 |
3 |
| Elster Perfection Corporation | 13 |
2 |
| Suiken Co., Ltd. | 30 |
2 |
| Alcoa of Australia Limited | 54 |
1 |
| Exco, Inc. | 1 |
1 |
| Maverick Supervision Inc. | 2 |
1 |
| NLB Engineering Limited | 4 |
1 |
| OPW Fueling Components Inc. | 18 |
1 |
| Transocean Innovation Labs Ltd | 46 |
1 |
| Yone Corporation | 6 |
1 |
| GRTgaz | 71 |
1 |
| OPW Fueling Components, LLC | 75 |
1 |
| Qingdao ENN Energy Co., Ltd | 8 |
1 |
| Other owners | 0 |