- 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 41/176 - Light sources where the light is generated by photoluminescent material spaced from a primary light generating element
Patent holdings for IPC class F21S 41/176
Total number of patents in this class: 231
10-year publication summary
|
0
|
0
|
8
|
44
|
63
|
48
|
32
|
28
|
18
|
8
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lumileds LLC | 1827 |
17 |
| Nichia Corporation | 3394 |
13 |
| Stanley Electric Co., Ltd. | 1102 |
13 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
10 |
| Zkw Group GmbH | 578 |
10 |
| Valeo Vision | 1219 |
9 |
| OSRAM GmbH | 2442 |
8 |
| Koito Manufacturing Co., Ltd. | 1991 |
8 |
| LG Innotek Co., Ltd. | 6758 |
7 |
| Bayerische Motoren Werke Aktiengesellschaft | 13126 |
7 |
| Sharp Kabushiki Kaisha | 18957 |
7 |
| OSRAM Beteiligungsverwaltung GmbH | 85 |
6 |
| LG Electronics Inc. | 69257 |
5 |
| Sharp Corporation | 10015 |
5 |
| Lumileds Holding B.V. | 358 |
5 |
| Hella GmbH & Co. KGaA | 1392 |
5 |
| Nuvoton Technology Corporation Japan | 420 |
5 |
| Texas Instruments Incorporated | 19376 |
4 |
| Ricoh Company, Ltd. | 13266 |
4 |
| Hyundai Motor Company | 19021 |
4 |
| Other owners | 79 |