- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F21Y - Indexing scheme associated with subclasses , , and , relating to the form or the kind of the light sources or of the colour of the light emitted
- F21Y 115/30 - Semiconductor lasers
Patent holdings for IPC class F21Y 115/30
Total number of patents in this class: 1362
10-year publication summary
40
|
94
|
218
|
226
|
203
|
178
|
164
|
124
|
111
|
31
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
137 |
Koito Manufacturing Co., Ltd. | 1991 |
134 |
Nichia Corporation | 3394 |
77 |
Sony Corporation | 32931 |
66 |
Stanley Electric Co., Ltd. | 1102 |
65 |
Signify Holding B.V. | 6837 |
36 |
Sharp Kabushiki Kaisha | 18957 |
32 |
FUJIFILM Corporation | 27102 |
28 |
Ushio Denki Kabushiki Kaisha | 1088 |
28 |
Ichikoh Industries, Ltd. | 303 |
26 |
Dai Nippon Printing Co., Ltd. | 3891 |
24 |
Kyocera Corporation | 12735 |
21 |
Mitsubishi Electric Corporation | 43934 |
20 |
Seiko Epson Corporation | 18724 |
15 |
NGK Insulators, Ltd. | 4589 |
15 |
OSRAM Beteiligungsverwaltung GmbH | 85 |
15 |
Kyocera Sld Laser, Inc. | 281 |
15 |
Zkw Group GmbH | 578 |
14 |
Sony Group Corporation | 10730 |
14 |
Coretronic Corporation | 1165 |
13 |
Other owners | 567 |