- All sections
- H - Electricity
- H05B - Electric heating; electric light sources not otherwise provided for; circuit arrangements for electric light sources, in general
- H05B 41/32 - Circuit arrangements in which the lamp is fed by pulses, e.g. flash lamp for single flash operation
Patent holdings for IPC class H05B 41/32
Total number of patents in this class: 63
10-year publication summary
|
7
|
3
|
3
|
8
|
8
|
2
|
4
|
1
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Profoto AB | 86 |
12 |
| Sony Ericsson Mobile Communications AB | 2014 |
3 |
| The Boeing Company | 19843 |
3 |
| Canon Inc. | 36841 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
3 |
| Hamamatsu Photonics K.K. | 4161 |
3 |
| Rotolight Limited | 48 |
3 |
| Rohm Co., Ltd. | 5843 |
2 |
| Bron Elektronik AG | 15 |
2 |
| Cyden Ltd. | 19 |
2 |
| Lab Partners Associates, Inc. | 52 |
2 |
| Panasonic Photo & Lighting Co., Ltd. | 8 |
2 |
| Samsung Electronics Co., Ltd. | 131630 |
1 |
| Qualcomm Incorporated | 76576 |
1 |
| Nokia Corporation | 6965 |
1 |
| Huawei Technologies Co., Ltd. | 100781 |
1 |
| Eastman Kodak Company | 3444 |
1 |
| Hewlett Packard Enterprise Development LP | 10702 |
1 |
| Allegro Microsystems, LLC | 1206 |
1 |
| Heraeus Noblelight Ltd. | 7 |
1 |
| Other owners | 15 |