- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F42D - Blasting
- F42D 1/04 - Arrangements for ignition
Patent holdings for IPC class F42D 1/04
Total number of patents in this class: 310
10-year publication summary
|
24
|
24
|
32
|
34
|
32
|
41
|
33
|
32
|
16
|
10
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Detnet South Africa (Pty) Ltd | 236 |
46 |
| DYNAenergetics Europe GmbH | 205 |
39 |
| Hunting Titan, Inc. | 240 |
24 |
| Halliburton Energy Services, Inc. | 20165 |
11 |
| Hanwha Corporation | 258 |
11 |
| Dyno Nobel Inc. | 163 |
8 |
| Ensign-Bickford Aerospace & Defense Company | 71 |
8 |
| Orica International Pte Ltd | 161 |
8 |
| MAS Zengrange (NZ) Limited | 17 |
6 |
| Triad National Security, LLC | 580 |
6 |
| The United States of America as represented by the Secretary of the Navy | 2734 |
5 |
| Owen Oil Tools LP | 101 |
5 |
| River Front Services, Inc. | 17 |
5 |
| Geodynamics, Inc. | 203 |
4 |
| NOK Corporation | 2108 |
4 |
| Oy Forcit AB | 7 |
4 |
| Vale S.A. | 262 |
4 |
| Wells Fargo Bank, National Association | 2945 |
4 |
| Schlumberger Technology Corporation | 9690 |
3 |
| CGS Group, LLC | 10 |
3 |
| Other owners | 102 |