- 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 9/02 - Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator
Patent holdings for IPC class F21S 9/02
Total number of patents in this class: 1282
10-year publication summary
|
88
|
154
|
218
|
229
|
182
|
163
|
195
|
152
|
109
|
67
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| L&L Candle Company, LLC | 276 |
59 |
| Milwaukee Electric Tool Corporation | 3852 |
52 |
| Chien, Aaron | 108 |
41 |
| Chien, Te-ju | 108 |
41 |
| Wang, Hsin-yi | 108 |
41 |
| Hubbell Lighting, Inc | 661 |
24 |
| Liown Holdings, Inc. | 72 |
23 |
| Ideal Industries Lighting LLC | 1153 |
20 |
| ABL IP Holding LLC | 1925 |
16 |
| DVA Holdings LLC | 37 |
16 |
| DVA Mayday Corporation, DBA Deltavation | 31 |
14 |
| Brightz, Ltd. | 47 |
14 |
| Signify Holding B.V. | 6948 |
13 |
| Streamlight, Inc. | 397 |
11 |
| Autronic Plastics, Inc. | 34 |
10 |
| Zebra Technologies Corporation | 1828 |
10 |
| Eaton Intelligent Power Limited | 6206 |
10 |
| Liquid Lumens, LLC | 22 |
10 |
| Sterno Home Inc. | 68 |
9 |
| Ledvance LLC | 331 |
8 |
| Other owners | 840 |