Patent holdings for IPC class F21K 9/00

Total number of patents in this class: 928

10-year publication summary

83
160
146
134
151
89
61
49
48
19
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Principal owners for this class

Owner
All patents
This class
ABL IP Holding LLC
1927
38
Signify Holding B.V.
6856
32
LG Innotek Co., Ltd.
6836
27
Hubbell Lighting, Inc
666
25
Ideal Industries Lighting LLC
1164
22
Suzhou Lekin Semiconductor Co., Ltd.
1675
17
Wangs Alliance Corp., DBA WAC Lighting
134
16
Kenall Manufacturing Company
137
15
Epistar Corporation
1561
14
Lumileds LLC
1830
13
Optovate Limited
37
13
Dialight Corporation
235
12
L&L Candle Company, LLC
273
12
Eaton Intelligent Power Limited
6133
11
Seoul Semiconductor Co., Ltd.
1072
9
Korrus, Inc.
445
9
Nichia Corporation
3417
8
citizen Electronics Co., Ltd.
373
8
Valoya Oy
55
7
10644137 Canada Inc.
60
6
Other owners 614