- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F21V - Functional features or details of lighting devices or systems thereofstructural combinations of lighting devices with other articles, not otherwise provided for
- F21V 29/54 - Cooling arrangements using thermoelectric means, e.g. Peltier elements
Patent holdings for IPC class F21V 29/54
Total number of patents in this class: 43
10-year publication summary
|
3
|
7
|
4
|
4
|
6
|
5
|
4
|
4
|
3
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Corporation | 30181 |
4 |
| Koito Manufacturing Co., Ltd. | 2452 |
3 |
| Samsung Electronics Co., Ltd. | 157719 |
2 |
| Tactotek Oy | 162 |
2 |
| Olympus Corporation | 12939 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 33997 |
1 |
| LG Innotek Co., Ltd. | 8466 |
1 |
| Hamamatsu Photonics K.K. | 4681 |
1 |
| Nichia Corporation | 3874 |
1 |
| Coretronic Corporation | 1370 |
1 |
| Dialight Corporation | 216 |
1 |
| Goodrich Lighting Systems, Inc. | 45 |
1 |
| Himax Display, Inc. | 101 |
1 |
| Hitachi-LG Data Storage, Inc. | 182 |
1 |
| Innovations In Optics, Inc. | 26 |
1 |
| Litepanels, Ltd. | 8 |
1 |
| Luxmux Technology Corporation | 4 |
1 |
| Nippon Seiki Co., Ltd. | 1015 |
1 |
| Raintree Scientific Instruments (Shanghai) Corporation | 28 |
1 |
| Suzhou Weiyuan New Material Technology Co., Ltd. | 7 |
1 |
| Other owners | 16 |