- All sections
- H - Electricity
- H05B - Electric heating; electric light sources not otherwise provided for; circuit arrangements for electric light sources, in general
- H05B 45/397 - Current mirror circuits
Patent holdings for IPC class H05B 45/397
Total number of patents in this class: 34
10-year publication summary
0
|
0
|
0
|
0
|
3
|
5
|
10
|
7
|
8
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Rohm Co., Ltd. | 5843 |
5 |
On-Bright Electronics (Shanghai) Co., Ltd. | 326 |
4 |
STMicroelectronics S.r.l. | 3693 |
3 |
Applied Biophotonics Ltd. | 12 |
3 |
Signify Holding B.V. | 6837 |
2 |
Toshiba Corporation | 12017 |
1 |
STMicroelectronics (Grenoble 2) SAS | 587 |
1 |
OSRAM Opto Semiconductors GmbH | 3390 |
1 |
Dialog Semiconductor (UK) Limited | 448 |
1 |
Diodes Incorporated | 162 |
1 |
O2Micro, Inc. | 123 |
1 |
Pixart Imaging Inc. | 1581 |
1 |
Power Integrations, Inc. | 527 |
1 |
Silicon Works Co., Ltd. | 506 |
1 |
STMicroelectronics (Research & Development) Limited | 422 |
1 |
Valeo Vision | 1219 |
1 |
Toshiba Electronic Devices & Storage Corporation | 1602 |
1 |
Wellang Co., Ltd. | 10 |
1 |
Simplechips Technology Inc. | 2 |
1 |
Industrie East West Québec Inc. | 3 |
1 |
Other owners | 2 |