- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F21V - Functional features or details of lighting devices or systems thereof; structural 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: 432
10-year publication summary
|
40
|
68
|
75
|
66
|
70
|
61
|
43
|
32
|
28
|
10
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Go Fan Yourself, LLC | 45 |
18 |
| Koito Manufacturing Co., Ltd. | 1991 |
15 |
| Guangzhou Haoyang Electronic Co., Ltd. | 194 |
12 |
| Sony Corporation | 32931 |
11 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
9 |
| Manufacturing Resources International, Inc. | 441 |
9 |
| Mitsubishi Electric Corporation | 43934 |
7 |
| Valeo Vision | 1219 |
7 |
| Harman Professional Denmark ApS | 143 |
7 |
| Seiko Epson Corporation | 18724 |
6 |
| Micron Technology, Inc. | 24960 |
6 |
| Broan-NuTone LLC | 459 |
6 |
| Milwaukee Electric Tool Corporation | 3572 |
6 |
| Consumer Lighting, LLC | 44 |
6 |
| Canon Inc. | 36841 |
5 |
| Hamamatsu Photonics K.K. | 4161 |
5 |
| Fluence Bioengineering, Inc. | 122 |
5 |
| Ideal Industries Lighting LLC | 1168 |
5 |
| Ecotech, LLC | 85 |
5 |
| Epic Universal Technologies, LLC | 22 |
5 |
| Other owners | 277 |