Patent holdings for IPC class F21W 131/109

Total number of patents in this class: 119

10-year publication summary

14
15
14
28
18
11
5
9
7
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Seoul Viosys Co., Ltd.
1523
11
Mind Head LLC
41
7
Cabatech, LLC
12
5
Electronic Theatre Controls, Inc.
257
4
Feit Electric Company, Inc.
282
4
Hgci, Inc.
315
4
Agnetix, Inc.
45
4
Opti-Harvest, Inc.
15
4
Kappa Agtech, LLC
8
4
Hartman Design, Inc.
21
3
Hunter Industries, Inc.
291
3
Kichler Lighting LLC
94
3
Fluence Bioengineering, Inc.
115
3
Chien Luen Industries Co., Ltd., Inc.
52
2
Ningbo Weitao Electrical Appliance Co., Ltd.
14
2
Shock Alert LLC
15
2
Metromax America Corporation
25
2
Signify Holding B.V.
7901
2
Current Lighting Solutions, LLC
194
2
Luminet, LLC
3
2
Other owners 46