- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F21W - Indexing scheme associated with subclasses , , and , relating to uses or applications of lighting devices or systems
- F21W 111/04 - Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in groups for waterways
Patent holdings for IPC class F21W 111/04
Total number of patents in this class: 19
10-year publication summary
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3
|
2
|
2
|
3
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6
|
2
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2
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2
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1
|
0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dialight Corporation | 234 |
2 |
| Sealite Pty Ltd | 8 |
2 |
| Fencing Supply Group Acquisition, LLC | 5 |
2 |
| Dai Nippon Printing Co., Ltd. | 3977 |
1 |
| Osram AG | 302 |
1 |
| KMW Inc. | 691 |
1 |
| ORGA Holding B.V. | 48 |
1 |
| Polaris Industries Inc. | 2104 |
1 |
| Pukyong National University Industry-University Cooperation Foundation | 313 |
1 |
| Shanghai CATA Signal Co., Ltd. | 5 |
1 |
| Signify Holding B.V. | 7250 |
1 |
| Tianjin Tianyuanhai Technology Development Ltd., Co | 3 |
1 |
| Hangdakang Mechanical&electrical Technology (Wuhan) Co., Ltd. | 2 |
1 |
| Jbcc Co., Ltd. | 1 |
1 |
| Korea National Park Service | 1 |
1 |
| Wlf Ventures, LLLP | 2 |
1 |
| Other owners | 0 |