- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F42D - Blasting
- F42D 1/045 - Arrangements for electric ignition
Patent holdings for IPC class F42D 1/045
Total number of patents in this class: 226
10-year publication summary
|
18
|
20
|
23
|
16
|
27
|
27
|
23
|
12
|
20
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hanwha Corporation | 297 |
35 |
| Detnet South Africa (Pty) Ltd | 245 |
29 |
| Hunting Titan, Inc. | 245 |
16 |
| Orica Explosives Technology Pty Ltd. | 194 |
11 |
| Orica International Pte Ltd | 179 |
11 |
| DYNAenergetics Europe GmbH | 244 |
10 |
| Halliburton Energy Services, Inc. | 20749 |
8 |
| Wells Fargo Bank, National Association | 3743 |
8 |
| Triad National Security, LLC | 601 |
6 |
| Northrop Grumman Systems Corporation | 2950 |
5 |
| SWM International, LLC | 12 |
5 |
| Schlumberger Canada Limited | 7235 |
4 |
| Austin Star Detonator Company | 39 |
4 |
| Otto Torpedo Company | 8 |
4 |
| Schlumberger Technology Corporation | 10627 |
3 |
| Futaba Corporation | 143 |
3 |
| NOK Corporation | 2210 |
3 |
| Pacific Scientific Energetic Materials Company (California) LLC | 16 |
3 |
| Höhenarbeit GmbH | 5 |
3 |
| The United States of America as represented by the Secretary of the Army | 1203 |
2 |
| Other owners | 53 |