- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F21K - Non-electric light sources using luminescencelight sources using electrochemiluminescencelight sources using charges of combustible materiallight sources using semiconductor devices as light-generating elementslight sources not otherwise provided for
- F21K 99/00 - Subject matter not provided for in other groups of this subclass
Patent holdings for IPC class F21K 99/00
Total number of patents in this class: 2987
10-year publication summary
|
642
|
156
|
47
|
27
|
10
|
5
|
8
|
1
|
0
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| OSRAM GmbH | 2390 |
202 |
| Ideal Industries Lighting LLC | 1135 |
144 |
| Koninklijke Philips Electronics N.V. | 10120 |
136 |
| Signify Holding B.V. | 7398 |
126 |
| Koninklijke Philips N.V. | 24499 |
116 |
| Philips Lighting Holding B.V. | 1361 |
106 |
| Cree, Inc. | 1020 |
77 |
| OSRAM Opto Semiconductors GmbH | 3322 |
55 |
| Osram AG | 302 |
51 |
| Suzhou Lekin Semiconductor Co., Ltd. | 1429 |
42 |
| Epistar Corporation | 1486 |
37 |
| GE Lighting Solutions, LLC | 178 |
30 |
| Philips Intellectual Property & Standards GmbH | 2002 |
28 |
| Tridonic Jennersdorf GmbH | 96 |
27 |
| iLumisys, Inc. | 131 |
24 |
| Samsung Electronics Co., Ltd. | 143555 |
23 |
| LG Innotek Co., Ltd. | 7498 |
22 |
| Ideal Industries, LLC | 85 |
22 |
| Nichia Corporation | 3640 |
21 |
| LEDVANCE GmbH | 573 |
21 |
| Other owners | 1677 |