- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F21W - Indexing scheme associated with subclasses , , and , relating to uses or applications of lighting devices or systems
- F21W 131/305 - Lighting for domestic or personal use for refrigerators
Patent holdings for IPC class F21W 131/305
Total number of patents in this class: 213
10-year publication summary
|
16
|
18
|
26
|
14
|
10
|
10
|
24
|
8
|
11
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 75196 |
62 |
| Whirlpool Corporation | 4592 |
19 |
| BSH Hausgeräte GmbH | 5601 |
16 |
| Lighting Defense Group, LLC | 44 |
13 |
| Samsung Electronics Co., Ltd. | 154987 |
8 |
| emz-Hanauer GmbH & Co. KGaA | 124 |
8 |
| Electrolux Consumer Products, Inc. | 833 |
6 |
| Seoul Semiconductor Co., Ltd. | 1056 |
5 |
| Gemtron Corporation | 20 |
4 |
| Haier US Appliance Solutions, Inc. | 3980 |
4 |
| Self Electronics Co., Ltd. | 171 |
4 |
| Koninklijke Philips Electronics N.V. | 7864 |
3 |
| Electraled, Inc. | 30 |
3 |
| Hefei Hualing Co., Ltd. | 540 |
3 |
| Hussmann Corporation | 224 |
3 |
| Liebherr-Hausgerate Ochsenhausen GmbH | 62 |
3 |
| Samsung Display Co., Ltd. | 38022 |
2 |
| Sharp Corporation | 10477 |
2 |
| Mitsubishi Electric Corporation | 47706 |
2 |
| OSRAM SYLVANIA Inc. | 631 |
2 |
| Other owners | 41 |