- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F42B - Explosive charges, e.g. for blasting; fireworks; ammunition
- F42B 3/14 - Spark initiators
Patent holdings for IPC class F42B 3/14
Total number of patents in this class: 20
10-year publication summary
|
3
|
3
|
2
|
0
|
2
|
1
|
0
|
0
|
0
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| MAS Zengrange (NZ) Limited | 17 |
4 |
| Raytheon Company | 8535 |
3 |
| BAE Systems Bofors AB | 187 |
2 |
| Reynolds Systems, Inc. | 30 |
2 |
| Schlumberger Technology Corporation | 9690 |
1 |
| Northrop Grumman Systems Corporation | 2940 |
1 |
| Hubbell Incorporated | 3052 |
1 |
| Daicel Corporation | 2128 |
1 |
| Saab AB | 814 |
1 |
| SCHOTT AG | 1675 |
1 |
| TDW Gesellschaft fuer verteidigungstechnische Wirksysteme mbH | 7 |
1 |
| University of Pretoria | 123 |
1 |
| Nefzer Special Effects GmbH | 1 |
1 |
| Other owners | 0 |