Patent holdings for IPC class F21K 9/69

Total number of patents in this class: 371

10-year publication summary

8
14
34
55
48
60
64
60
39
28
2014 2015 2016 2017 2018 2019 2020 2021 2022 2023

Principal owners for this class

Owner
All patents
This class
Signify Holding B.V.
6703
25
Epistar Corporation
1561
12
Optovate Limited
35
11
Opple Lighting Co., Ltd.
671
10
Ideal Industries Lighting LLC
1259
10
ABL IP Holding LLC
1943
9
Xiamen Eco Lighting Co. Ltd.
288
9
LG Innotek Co., Ltd.
6455
8
Samsung Electronics Co., Ltd.
127467
7
Nichia Corporation
3182
6
Elemental LED, Inc.
161
6
Enplas Corporation
912
6
Suzhou Lekin Semiconductor Co., Ltd.
1805
6
Bridgelux, Inc.
341
5
LEDVANCE GmbH
555
5
Lumileds LLC
1768
5
Schreder
45
5
Lutron Technology Company LLC
2231
5
Suzhou Opple Lighting Co., Ltd.
451
5
Self Electronics Co., Ltd.
141
4
Other owners 212