- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F21W - Indexing scheme associated with subclasses , , and , relating to uses or applications of lighting devices or systems
- F21W 121/00 - Use or application of lighting devices or systems for decorative purposes, not provided for in groups
Patent holdings for IPC class F21W 121/00
Total number of patents in this class: 754
10-year publication summary
|
88
|
104
|
109
|
128
|
112
|
86
|
60
|
40
|
36
|
16
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| L&L Candle Company, LLC | 276 |
82 |
| Chien, Aaron | 109 |
44 |
| Chien, Te-ju | 109 |
44 |
| Wang, Hsin-yi | 109 |
44 |
| Willis Electric Co., Ltd. | 89 |
30 |
| Signify Holding B.V. | 6940 |
21 |
| Liown Holdings, Inc. | 72 |
15 |
| Coelux S.r.l. | 90 |
14 |
| Feit Electric Company, Inc. | 244 |
12 |
| Panasonic Intellectual Property Management Co., Ltd. | 28611 |
10 |
| Gemmy Industries Corporation | 63 |
8 |
| Seasonal Specialties, LLC | 83 |
8 |
| Shenzhen Liown Electronics Co., Ltd. | 38 |
8 |
| Sterno Home Inc. | 69 |
8 |
| Epistar Corporation | 1546 |
7 |
| Idea Tech LLC | 18 |
6 |
| Koninklijke Philips N.V. | 23367 |
5 |
| Koninklijke Philips Electronics N.V. | 12047 |
5 |
| Haisong Dong | 6 |
5 |
| Russel Williams Home Services LLC | 9 |
5 |
| Other owners | 373 |