- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F21V - Functional features or details of lighting devices or systems thereof; structural combinations of lighting devices with other articles, not otherwise provided for
- F21V 23/04 - Arrangement of electric circuit elements in or on lighting devices the elements being switches
Patent holdings for IPC class F21V 23/04
Total number of patents in this class: 4357
10-year publication summary
384
|
547
|
699
|
737
|
677
|
645
|
569
|
514
|
401
|
120
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Signify Holding B.V. | 6837 |
232 |
Ideal Industries Lighting LLC | 1168 |
65 |
Chien, Aaron | 109 |
63 |
Chien, Te-ju | 109 |
63 |
Wang, Hsin-yi | 109 |
63 |
LG Electronics Inc. | 69257 |
50 |
L&L Candle Company, LLC | 275 |
49 |
Milwaukee Electric Tool Corporation | 3572 |
48 |
Streamlight, Inc. | 394 |
48 |
Xiamen Eco Lighting Co. Ltd. | 288 |
44 |
Hubbell Lighting, Inc | 673 |
39 |
Xiamen Leedarson Lighting Co.Ltd. | 103 |
39 |
MAG Instrument, Inc. | 174 |
37 |
ABL IP Holding LLC | 1929 |
29 |
Feit Electric Company, Inc. | 237 |
29 |
Philips Lighting Holding B.V. | 1437 |
28 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
25 |
Schreder, S.A. | 270 |
24 |
Apple Inc. | 50209 |
23 |
Koninklijke Philips N.V. | 22975 |
23 |
Other owners | 3336 |