- 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: 369
10-year publication summary
|
20
|
13
|
21
|
19
|
40
|
28
|
34
|
38
|
44
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hanwha Corporation | 297 |
38 |
| Detnet South Africa (Pty) Ltd | 245 |
28 |
| Orica International Pte Ltd | 180 |
24 |
| Dyno Nobel Inc. | 167 |
22 |
| Orica Explosives Technology Pty Ltd. | 194 |
20 |
| Sandvik Mining and Construction Oy | 823 |
13 |
| Dyno Nobel Asia Pacific Pty Limited | 42 |
8 |
| Luossavaara-Kiirunavaara AB | 114 |
8 |
| Technological Resources Pty. Limited | 452 |
6 |
| Petram Technologies, Inc. | 11 |
6 |
| Vale S.A. | 270 |
5 |
| Triad National Security, LLC | 605 |
5 |
| Newcrest Mining Limited | 38 |
5 |
| X Development LLC | 1299 |
4 |
| Olitek Pty Ltd | 8 |
4 |
| 1854081 Ontario Ltd. | 4 |
4 |
| Leica Geosystems Pty Ltd | 10 |
4 |
| Schlumberger Canada Limited | 7290 |
3 |
| 14007 Mining Inc. | 5 |
3 |
| Enaex Servicios S.A. | 16 |
3 |
| Other owners | 156 |