Patent holdings for IPC class F21V 5/04

Total number of patents in this class: 4018

10-year publication summary

380
502
453
497
458
436
340
321
272
61
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
192
Ideal Industries Lighting LLC
1316
96
Enplas Corporation
944
89
Opple Lighting Co., Ltd.
630
81
ABL IP Holding LLC
1949
62
Suzhou Opple Lighting Co., Ltd.
411
62
Nichia Corporation
2994
59
Sharp Kabushiki Kaisha
18949
53
OSRAM GmbH
2675
52
LG Innotek Co., Ltd.
5916
49
Panasonic Intellectual Property Management Co., Ltd.
26394
47
Koito Manufacturing Co., Ltd.
1791
46
Suzhou Lekin Semiconductor Co., Ltd.
1886
46
Seoul Semiconductor Co., Ltd.
1065
39
Samsung Electronics Co., Ltd.
120977
36
Korrus, Inc.
447
35
Lumileds LLC
1621
32
Sony Corporation
36812
31
Panasonic Corporation
21881
31
Hubbell Lighting, Inc
744
30
Other owners 2850