- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F42B - Explosive charges, e.g. for blastingfireworksammunition
- F42B 4/30 - Manufacture
Patent holdings for IPC class F42B 4/30
Total number of patents in this class: 18
10-year publication summary
|
5
|
3
|
4
|
3
|
2
|
1
|
0
|
0
|
0
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DMD Systems LLC | 9 |
3 |
| Weishan Hongrui Power Technology Co., Ltd. | 4 |
2 |
| Northrop Grumman Systems Corporation | 2913 |
1 |
| The Commonwealth of Australia | 58 |
1 |
| Kilgore Flares Company, LLC | 3 |
1 |
| WECO Pyrotechnische Fabrik GmbH | 11 |
1 |
| Suzhou Zhengzhihun Patent Technology Service Co., Ltd. | 1 |
1 |
| Central Institute of Tool Design (citd) | 1 |
1 |
| Standard Fireworks Private Limited | 1 |
1 |
| Suzhou Zzh Intellectual Property Services Co., Ltd | 5 |
1 |
| Wind Management, LLC | 1 |
1 |
| Info Wise Limited | 5 |
1 |
| DENG, Weike | 1 |
1 |
| Firebird Holdings LLC | 10 |
1 |
| Ignite Firing Systems LLC | 1 |
1 |
| Other owners | 0 |