- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F42B - Explosive charges, e.g. for blastingfireworksammunition
- F42B 3/12 - Bridge initiators
Patent holdings for IPC class F42B 3/12
Total number of patents in this class: 254
10-year publication summary
|
23
|
25
|
20
|
24
|
19
|
27
|
21
|
12
|
9
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Reynolds Systems, Inc. | 31 |
22 |
| Detnet South Africa (Pty) Ltd | 245 |
20 |
| Daicel Corporation | 2335 |
19 |
| Nippon Kayaku Kabushiki Kaisha | 1429 |
17 |
| Hunting Titan, Inc. | 245 |
11 |
| DAVEY BICKFORD une société par actions simplifiée | 71 |
8 |
| DYNAenergetics Europe GmbH | 246 |
8 |
| Omnia Group (Proprietary) Limited | 10 |
7 |
| Battelle Memorial Institute | 2479 |
6 |
| Raytheon Company | 8396 |
5 |
| Northrop Grumman Systems Corporation | 2946 |
5 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10924 |
5 |
| Autoliv Development AB | 2490 |
5 |
| RUAG Ammotec GmbH | 50 |
4 |
| Saab AB | 809 |
4 |
| SCHOTT AG | 1716 |
4 |
| TRW Airbag Systems GmbH | 98 |
4 |
| Lawrence Livermore National Security, LLC | 1931 |
3 |
| Auto-Kabel Management GmbH | 175 |
3 |
| BAE Systems Information and Electronic Systems Integration Inc. | 1821 |
3 |
| Other owners | 91 |