- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F21L - Lighting devices or systems thereof, being portable or specially adapted for transportation
- F21L 17/00 - Non-electric torchesNon-electric flares
Patent holdings for IPC class F21L 17/00
Total number of patents in this class: 19
10-year publication summary
|
2
|
6
|
2
|
4
|
3
|
4
|
0
|
1
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lamplight Farms Incorporated | 111 |
4 |
| LG Innotek Co., Ltd. | 7519 |
2 |
| Shinfuji Burner Co., Ltd. | 7 |
2 |
| Northrop Grumman Systems Corporation | 2950 |
1 |
| Empire Technology Development LLC | 1620 |
1 |
| Cyalume Technologies, Inc. | 74 |
1 |
| Pro-Iroda Industries, Inc. | 115 |
1 |
| Travis Industries, Inc. | 39 |
1 |
| NA Seung Hitech Co., Ltd. | 7 |
1 |
| BDZ Investments Ltd | 6 |
1 |
| Lepanto Co., Ltd | 1 |
1 |
| Kiki Torches Inc | 2 |
1 |
| Tokujin Yoshioka Inc. | 3 |
1 |
| SBI Smart Brands International (America) Ltd. | 12 |
1 |
| Other owners | 0 |