- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F42B - Explosive charges, e.g. for blastingfireworksammunition
- F42B 3/117 - Initiators therefor activated by friction
Patent holdings for IPC class F42B 3/117
Total number of patents in this class: 7
10-year publication summary
|
2
|
2
|
1
|
1
|
0
|
0
|
0
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Schlumberger Technology Corporation | 10820 |
2 |
| Daicel Corporation | 2370 |
2 |
| 3rd Light Limited | 2 |
2 |
| Japan Carlit Co., Ltd. | 15 |
1 |
| Other owners | 0 |