- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F42D - Blasting
- F42D 3/04 - Particular applications of blasting techniques for rock blasting
Patent holdings for IPC class F42D 3/04
Total number of patents in this class: 409
10-year publication summary
|
13
|
21
|
19
|
40
|
28
|
34
|
38
|
50
|
26
|
16
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hanwha Corporation | 313 |
42 |
| Detnet South Africa (Pty) Ltd | 253 |
31 |
| Orica International Pte Ltd | 200 |
30 |
| Dyno Nobel Inc. | 171 |
26 |
| Orica Explosives Technology Pty Ltd. | 187 |
19 |
| Sandvik Mining and Construction Oy | 888 |
15 |
| Luossavaara-Kiirunavaara AB | 132 |
9 |
| Dyno Nobel Asia Pacific Pty Limited | 45 |
8 |
| Petram Technologies, Inc. | 13 |
7 |
| Technological Resources Pty. Limited | 443 |
6 |
| Olitek Pty Ltd | 9 |
5 |
| Triad National Security, LLC | 634 |
5 |
| Newcrest Mining Limited | 38 |
5 |
| Dyno Nobel Limited | 5 |
5 |
| Enaex Servicios S.A. | 20 |
4 |
| Vale S.A. | 262 |
4 |
| X Development LLC | 1392 |
4 |
| Normet Oy | 64 |
4 |
| 1854081 Ontario Ltd. | 4 |
4 |
| Schlumberger Canada Limited | 7606 |
3 |
| Other owners | 173 |