- 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 29/65 - Cooling arrangements characterised by the use of a forced flow of gas, e.g. air the gas flowing in a closed circuit
Patent holdings for IPC class F21V 29/65
Total number of patents in this class: 35
10-year publication summary
|
9
|
9
|
4
|
2
|
2
|
0
|
3
|
1
|
2
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Corporation | 30368 |
3 |
| Seiko Epson Corporation | 20022 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 33634 |
3 |
| Pacem IP Holdings LLC | 19 |
3 |
| Appotronics Corporation Limited | 1130 |
2 |
| Koito Manufacturing Co., Ltd. | 2398 |
2 |
| LEDVANCE GmbH | 588 |
2 |
| Harman Professional Denmark ApS | 157 |
2 |
| Daimler AG | 2887 |
1 |
| Hamamatsu Photonics K.K. | 4613 |
1 |
| Air Motion Systems, Inc. | 31 |
1 |
| Barron Lighting Group | 13 |
1 |
| Christie Digital Systems USA, Inc. | 170 |
1 |
| Cooper Crouse-Hinds GmbH | 41 |
1 |
| Flex-N-Gate Advanced Product Development, LLC | 75 |
1 |
| GE Lighting Solutions, LLC | 178 |
1 |
| Mitsubishi Heavy Industries Mechatronics Systems, Ltd. | 78 |
1 |
| Teamlab Inc. | 95 |
1 |
| ADE photonExa GmbH | 3 |
1 |
| Signify Holding B.V. | 7914 |
1 |
| Other owners | 3 |