Patent holdings for IPC class F21K 9/69

Total number of patents in this class: 356

10-year publication summary

8
14
34
55
48
60
64
60
36
4
2014 2015 2016 2017 2018 2019 2020 2021 2022 2023

Principal owners for this class

Owner
All patents
This class
Signify Holding B.V.
6423
25
Epistar Corporation
1571
11
Opple Lighting Co., Ltd.
630
10
Optovate Limited
34
10
Ideal Industries Lighting LLC
1316
10
Xiamen Eco Lighting Co. Ltd.
283
9
Samsung Electronics Co., Ltd.
120977
8
LG Innotek Co., Ltd.
5916
7
ABL IP Holding LLC
1949
7
Nichia Corporation
2994
6
Enplas Corporation
944
6
Suzhou Lekin Semiconductor Co., Ltd.
1886
6
Bridgelux, Inc.
323
5
Elemental LED, Inc.
156
5
LEDVANCE GmbH
546
5
Schreder
45
5
Suzhou Opple Lighting Co., Ltd.
411
5
Xiamen Leedarson Lighting Co.Ltd.
100
5
Alltemp Products Company Limited
68
4
Lumileds LLC
1621
4
Other owners 203