- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F42B - Explosive charges, e.g. for blastingfireworksammunition
- F42B 1/02 - Shaped or hollow charges
Patent holdings for IPC class F42B 1/02
Total number of patents in this class: 141
10-year publication summary
|
15
|
11
|
10
|
18
|
14
|
6
|
9
|
10
|
7
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hunting Titan, Inc. | 230 |
13 |
| DYNAenergetics Europe GmbH | 262 |
13 |
| Schlumberger Technology Corporation | 11981 |
11 |
| The United States of America as represented by the Secretary of the Navy | 2862 |
5 |
| Schlumberger Canada Limited | 7621 |
4 |
| Schlumberger Technology B.v. | 5292 |
4 |
| Schlumberger Holdings Limited | 2659 |
4 |
| Owen Oil Tools LP | 75 |
4 |
| Prad Research and Development Limited | 2641 |
4 |
| Services Petroliers Schlumberger | 6029 |
4 |
| Linear Shaped Limited | 5 |
4 |
| Halliburton Energy Services, Inc. | 21296 |
3 |
| Raytheon Company | 8454 |
3 |
| Goodrich Corporation | 2182 |
3 |
| Pyroalliance | 21 |
3 |
| Saab AB | 827 |
3 |
| Orica International Pte Ltd | 201 |
3 |
| W.T. Bell International, Inc. | 19 |
3 |
| Defiant Engineering, LLC | 12 |
3 |
| The Boeing Company | 20217 |
2 |
| Other owners | 45 |