- 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 29/67 - Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by the arrangement of fans
Patent holdings for IPC class F21V 29/67
Total number of patents in this class: 502
10-year publication summary
|
75
|
66
|
70
|
61
|
44
|
32
|
31
|
40
|
37
|
14
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Go Fan Yourself, LLC | 54 |
21 |
| Koito Manufacturing Co., Ltd. | 2467 |
19 |
| Guangzhou Haoyang Electronic Co., Ltd. | 250 |
14 |
| Sony Corporation | 30097 |
10 |
| Manufacturing Resources International, Inc. | 532 |
10 |
| Milwaukee Electric Tool Corporation | 5004 |
9 |
| Panasonic Intellectual Property Management Co., Ltd. | 34335 |
8 |
| Savant Technologies, LLC | 388 |
8 |
| Harman Professional Denmark ApS | 157 |
8 |
| Micron Technology, Inc. | 27666 |
7 |
| Mitsubishi Electric Corporation | 48236 |
7 |
| Denka Company Limited | 2754 |
7 |
| Valeo Vision | 1760 |
7 |
| Signify Holding B.V. | 8146 |
7 |
| Seiko Epson Corporation | 20365 |
6 |
| Broan-NuTone LLC | 465 |
6 |
| ABL Research Group, LLC | 21 |
6 |
| Canon Inc. | 44134 |
5 |
| Hamamatsu Photonics K.K. | 4695 |
5 |
| Coretronic Corporation | 1374 |
5 |
| Other owners | 327 |