- 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 41/24 - Light guides
Patent holdings for IPC class F21S 41/24
Total number of patents in this class: 668
10-year publication summary
8
|
23
|
45
|
95
|
101
|
112
|
94
|
93
|
89
|
25
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Valeo Vision | 1219 |
69 |
Zkw Group GmbH | 578 |
57 |
Koito Manufacturing Co., Ltd. | 1991 |
41 |
Hella GmbH & Co. KGaA | 1392 |
40 |
HASCO Vision Technology Co.,Ltd. | 260 |
37 |
Hyundai Mobis Co., Ltd. | 2668 |
29 |
Stanley Electric Co., Ltd. | 1102 |
28 |
Valeo North America, Inc. | 242 |
25 |
Lumileds LLC | 1827 |
24 |
Ichikoh Industries, Ltd. | 303 |
20 |
Lumileds Holding B.V. | 358 |
12 |
Mitsubishi Electric Corporation | 43934 |
10 |
LG Innotek Co., Ltd. | 6758 |
10 |
Ford Global Technologies, LLC | 19702 |
9 |
Bayerische Motoren Werke Aktiengesellschaft | 13126 |
9 |
Valeo Lighting Hubei Technical Center Co, Ltd | 27 |
9 |
PO Lighting Czech s.r.o. | 43 |
9 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
8 |
SL Corporation | 241 |
8 |
Ylx Incorporated | 179 |
8 |
Other owners | 206 |