- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F21V - Functional features or details of lighting devices or systems thereof; structural combinations of lighting devices with other articles, not otherwise provided for
- F21V 21/35 - Supporting elements displaceable along a guiding element with direct electrical contact between the supporting element and electric conductors running along the guiding element
Patent holdings for IPC class F21V 21/35
Total number of patents in this class: 313
10-year publication summary
|
15
|
23
|
30
|
42
|
27
|
24
|
32
|
35
|
47
|
15
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Contemporary Visions, L.L.C. | 316 |
24 |
| Opple Lighting Co., Ltd. | 698 |
19 |
| Suzhou Opple Lighting Co., Ltd. | 479 |
19 |
| Zumtobel Lighting GmbH | 701 |
18 |
| Wangs Alliance Corp., DBA WAC Lighting | 125 |
15 |
| Signify Holding B.V. | 6837 |
15 |
| Self Electronics Co., Ltd. | 150 |
8 |
| RTC Industries, Inc. | 245 |
6 |
| A.a.g. Stucchi S.r.l. | 39 |
5 |
| ABL IP Holding LLC | 1929 |
5 |
| Molex, LLC | 1792 |
5 |
| Antares Iluminacion, S.A.U. | 41 |
5 |
| Koninklijke Philips N.V. | 22975 |
4 |
| OSRAM GmbH | 2442 |
4 |
| Apex Technologies, Inc. | 10 |
4 |
| Cooledge Lighting Inc. | 112 |
4 |
| H4X e.U. | 24 |
4 |
| Trilux GmbH & Co. KG | 210 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
3 |
| Kaneka Corporation | 4445 |
3 |
| Other owners | 139 |