Patent holdings for IPC class F21S 4/24

Total number of patents in this class: 313

10-year publication summary

27
36
37
47
48
42
31
37
27
9
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Signify Holding B.V.
7901
32
Lumileds Singapore Pte. Ltd.
1259
21
Nichia Corporation
3832
8
Opple Lighting Co., Ltd.
884
8
Suzhou Opple Lighting Co., Ltd.
650
8
OPTOTRONIC GmbH
151
6
Bridgelux, Inc.
372
5
Elemental LED, Inc.
179
5
Blueview Elec-optic Tech Co., Ltd.
21
5
OSRAM GmbH
2266
4
ABL IP Holding LLC
1895
4
Leedarson Lighting Co., Ltd.
180
4
Lumileds Holding B.V.
321
4
Lumileds LLC
761
4
Rev-A-Shelf Company, LLC
74
4
Wangs Alliance Corp., DBA WAC Lighting
240
4
Zyntony, Inc.
12
4
Ztarx Corporation Limited
15
4
Guangdong OML Technology Co., Ltd.
28
4
Avid Labs LLC
27
3
Other owners 172