- 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 29/85 - Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
Patent holdings for IPC class F21V 29/85
Total number of patents in this class: 216
10-year publication summary
|
30
|
26
|
37
|
31
|
24
|
26
|
10
|
15
|
3
|
10
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ideal Industries Lighting LLC | 1150 |
19 |
| Signify Holding B.V. | 7163 |
16 |
| Epistar Corporation | 1547 |
9 |
| LEDVANCE GmbH | 569 |
7 |
| Sony Corporation | 31643 |
6 |
| Light Source Inc. | 36 |
4 |
| Huzhou Mingshuo Optoelectronic Technology Co., Ltd. | 7 |
4 |
| Van Straten Enterprises, Inc. | 18 |
4 |
| Suzhou Lekin Semiconductor Co., Ltd. | 1546 |
4 |
| EmeryAllen, LLC | 12 |
3 |
| Feit Electric Company, Inc. | 250 |
3 |
| Molex, LLC | 1847 |
3 |
| Quarkstar LLC | 217 |
3 |
| Shanghai Sansi Electronic Engineering Co., Ltd | 48 |
3 |
| Shanghai Sansi Technology Co., Ltd. | 40 |
3 |
| Zhejiang Shenghui Lighting Co., Ltd | 152 |
3 |
| BGT Materials Limited | 14 |
3 |
| NeoGraf Solutions, LLC | 94 |
3 |
| Jiashan Sansi Optoelectronic Technology Co. Ltd. | 35 |
3 |
| Current Lighting Solutions, LLC f/k/a GE Lighting Solutions, LLC | 409 |
3 |
| Other owners | 110 |