- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F21Y - Indexing scheme associated with subclasses , , and , relating to the form or the kind of the light sources or of the colour of the light emitted
- F21Y 103/00 - Elongate light sources, e.g. fluorescent tubes
Patent holdings for IPC class F21Y 103/00
Total number of patents in this class: 1458
10-year publication summary
153
|
118
|
81
|
42
|
54
|
27
|
25
|
22
|
9
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Sharp Kabushiki Kaisha | 18957 |
352 |
Sumitomo Chemical Company, Limited | 8808 |
38 |
OSRAM GmbH | 2442 |
34 |
Zumtobel Lighting GmbH | 701 |
31 |
Ideal Industries Lighting LLC | 1168 |
27 |
Sony Corporation | 32931 |
26 |
Signify Holding B.V. | 6837 |
26 |
Koninklijke Philips N.V. | 22975 |
24 |
Panasonic Corporation | 20786 |
22 |
FUJIFILM Corporation | 27102 |
16 |
Suzhou Lekin Semiconductor Co., Ltd. | 1710 |
16 |
iLumisys, Inc. | 133 |
15 |
Quarkstar LLC | 215 |
15 |
Philips Lighting Holding B.V. | 1437 |
14 |
Nichia Corporation | 3394 |
13 |
Jiaxing Super Lighting Electric Appliance Co., Ltd | 364 |
13 |
Zeon Corporation | 3854 |
12 |
Nitto Denko Corporation | 7879 |
11 |
Kuraray Co., Ltd. | 3392 |
11 |
Ideal Industries, LLC | 87 |
11 |
Other owners | 731 |