- 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 7/30 - Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by coatings the coatings comprising photoluminescent substances
Patent holdings for IPC class F21V 7/30
Total number of patents in this class: 97
10-year publication summary
0
|
0
|
15
|
18
|
17
|
21
|
11
|
8
|
5
|
4
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Panasonic Intellectual Property Management Co., Ltd. | 31756 |
15 |
Sharp Kabushiki Kaisha | 18724 |
7 |
Ichikoh Industries, Ltd. | 352 |
6 |
Sony Corporation | 30957 |
5 |
Kyocera Corporation | 13887 |
5 |
Kyocera Sld Laser, Inc. | 298 |
5 |
Niterra Co., Ltd. | 1295 |
5 |
Stanley Electric Co., Ltd. | 1257 |
4 |
Sony Group Corporation | 14045 |
4 |
Seiko Epson Corporation | 19478 |
3 |
NGK Spark Plug Co., Ltd. | 888 |
3 |
Ushio Denki Kabushiki Kaisha | 1189 |
3 |
Maxell, Ltd. | 2817 |
3 |
NGK Insulators, Ltd. | 4995 |
2 |
Nichia Corporation | 3732 |
2 |
Denka Company Limited | 2602 |
2 |
Canon Kabushiki Kaisha | 7065 |
2 |
Signify Holding B.V. | 7598 |
2 |
Ideal Industries Lighting LLC | 942 |
2 |
Panasonic Corporation | 20059 |
1 |
Other owners | 16 |