- 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 29/00 - Protecting lighting devices from thermal damageCooling or heating arrangements specially adapted for lighting devices or systems
Patent holdings for IPC class F21V 29/00
Total number of patents in this class: 3467
10-year publication summary
|
229
|
92
|
98
|
68
|
35
|
18
|
16
|
12
|
9
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sharp Kabushiki Kaisha | 18639 |
159 |
| Signify Holding B.V. | 7683 |
103 |
| OSRAM GmbH | 2372 |
99 |
| Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8475 |
92 |
| Ideal Industries Lighting LLC | 936 |
88 |
| Panasonic Corporation | 19969 |
57 |
| Koninklijke Philips N.V. | 25125 |
56 |
| Cree, Inc. | 968 |
49 |
| Prosperina Ventures LLC | 120 |
43 |
| Koninklijke Philips Electronics N.V. | 8877 |
40 |
| Panasonic Intellectual Property Management Co., Ltd. | 32352 |
38 |
| Suzhou Lekin Semiconductor Co., Ltd. | 1345 |
38 |
| Bridgelux, Inc. | 369 |
29 |
| Osram AG | 292 |
28 |
| ABL IP Holding LLC | 1906 |
27 |
| LG Innotek Co., Ltd. | 7915 |
26 |
| Toshiba Lighting & Technology Corporation | 256 |
25 |
| Samsung Electronics Co., Ltd. | 148924 |
22 |
| Chien, Aaron | 98 |
22 |
| Chien, Te-ju | 98 |
22 |
| Other owners | 2404 |