- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F21S - Non-portable lighting devices; systems thereof; vehicle lighting devices specially adapted for vehicle exteriors
- F21S 10/04 - Lighting devices or systems producing a varying lighting effect simulating flames
Patent holdings for IPC class F21S 10/04
Total number of patents in this class: 562
10-year publication summary
|
55
|
66
|
81
|
81
|
101
|
60
|
75
|
52
|
46
|
18
|
| 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 | 275 |
119 |
| Liown Holdings, Inc. | 72 |
27 |
| Sterno Home Inc. | 71 |
20 |
| Nantong Ya Tai Candle Arts & Crafts Co., Ltd. | 24 |
17 |
| Basic Holdings | 80 |
14 |
| Luminara Worldwide, LLC | 20 |
11 |
| Glen Dimplex Americas Limited | 103 |
10 |
| Idea Tech LLC | 17 |
10 |
| Modern Flames, LLC | 22 |
9 |
| Shenzhen Liown Electronics Co., Ltd. | 39 |
9 |
| Living style (B.V.I.) Limited | 139 |
9 |
| Signify Holding B.V. | 6837 |
9 |
| Winvic Sales Inc. | 14 |
8 |
| Living style (B.V.I.) Limited | 13 |
8 |
| AE Technologies Co., Ltd. | 8 |
7 |
| Lowe's Companies, Inc. | 143 |
6 |
| Haisong Dong | 6 |
6 |
| Polygroup Macau Limited (BVI) | 122 |
5 |
| Technifex Products, LLC | 28 |
5 |
| Twin-Star International, Inc. | 171 |
5 |
| Other owners | 248 |