- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F21S - Non-portable lighting devicessystems thereofvehicle lighting devices specially adapted for vehicle exteriors
- F21S 4/00 - Lighting devices or systems using a string or strip of light sources
Patent holdings for IPC class F21S 4/00
Total number of patents in this class: 1335
10-year publication summary
|
115
|
63
|
68
|
30
|
42
|
14
|
14
|
18
|
16
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| OSRAM GmbH | 2235 |
53 |
| Signify Holding B.V. | 7999 |
47 |
| Ideal Industries Lighting LLC | 930 |
29 |
| Zumtobel Lighting GmbH | 757 |
25 |
| Koninklijke Philips N.V. | 25763 |
21 |
| The Sloan Company, Inc. | 54 |
21 |
| Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8472 |
19 |
| Willis Electric Co., Ltd. | 94 |
19 |
| Philips Lighting Holding B.V. | 1329 |
17 |
| Suzhou Lekin Semiconductor Co., Ltd. | 1260 |
17 |
| Koninklijke Philips Electronics N.V. | 7556 |
15 |
| ABL IP Holding LLC | 1890 |
13 |
| Current Lighting Solutions, LLC f/k/a GE Lighting Solutions, LLC | 386 |
13 |
| Osram AG | 286 |
12 |
| Boe Technology Group Co., Ltd. | 43856 |
10 |
| iLumisys, Inc. | 127 |
10 |
| Korrus, Inc. | 484 |
10 |
| Nichia Corporation | 3869 |
9 |
| Marimils Oy | 25 |
9 |
| Elemental LED, Inc. | 184 |
8 |
| Other owners | 958 |