- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F42D - Blasting
- F42D 1/04 - Arrangements for ignition
Patent holdings for IPC class F42D 1/04
Total number of patents in this class: 320
10-year publication summary
|
32
|
34
|
32
|
41
|
35
|
32
|
19
|
22
|
12
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Detnet South Africa (Pty) Ltd | 252 |
42 |
| DYNAenergetics Europe GmbH | 261 |
42 |
| Hunting Titan, Inc. | 231 |
23 |
| Hanwha Corporation | 313 |
13 |
| Halliburton Energy Services, Inc. | 21320 |
11 |
| Ensign-Bickford Aerospace & Defense Company | 93 |
9 |
| Dyno Nobel Inc. | 171 |
8 |
| Orica International Pte Ltd | 199 |
8 |
| The United States of America as represented by the Secretary of the Navy | 2856 |
6 |
| MAS Zengrange (NZ) Limited | 21 |
6 |
| Triad National Security, LLC | 634 |
6 |
| Schlumberger Technology Corporation | 11798 |
5 |
| Owen Oil Tools LP | 75 |
5 |
| Normet Oy | 64 |
5 |
| River Front Services, Inc. | 18 |
5 |
| Geodynamics, Inc. | 189 |
4 |
| NOK Corporation | 2296 |
4 |
| Oy Forcit AB | 11 |
4 |
| Wells Fargo Bank, National Association | 4498 |
4 |
| Olitek Pty Ltd | 9 |
4 |
| Other owners | 106 |