- 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 5/00 - Refractors for light sources
Patent holdings for IPC class F21V 5/00
Total number of patents in this class: 3562
10-year publication summary
320
|
332
|
315
|
337
|
289
|
303
|
232
|
264
|
194
|
51
|
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 |
209 |
Sharp Kabushiki Kaisha | 18957 |
92 |
Enplas Corporation | 900 |
77 |
Ideal Industries Lighting LLC | 1168 |
67 |
Koito Manufacturing Co., Ltd. | 1991 |
54 |
Nichia Corporation | 3394 |
48 |
ABL IP Holding LLC | 1929 |
42 |
Zumtobel Lighting GmbH | 701 |
40 |
OSRAM GmbH | 2442 |
38 |
LG Innotek Co., Ltd. | 6758 |
36 |
Panasonic Corporation | 20786 |
34 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
34 |
Philips Lighting Holding B.V. | 1437 |
34 |
Opple Lighting Co., Ltd. | 698 |
32 |
Stanley Electric Co., Ltd. | 1102 |
32 |
Lumileds LLC | 1827 |
30 |
Suzhou Lekin Semiconductor Co., Ltd. | 1710 |
30 |
Koninklijke Philips N.V. | 22975 |
29 |
Valeo Vision | 1219 |
29 |
Sony Corporation | 32931 |
27 |
Other owners | 2548 |