- All sections
- G - Physics
- G05F - Systems for regulating electric or magnetic variables
- G05F 3/18 - Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics being semiconductor devices using Zener diodes
Patent holdings for IPC class G05F 3/18
Total number of patents in this class: 104
10-year publication summary
|
6
|
3
|
3
|
23
|
15
|
11
|
4
|
6
|
4
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Japan Tobacco Inc. | 3550 |
13 |
| NXP USA, Inc. | 4399 |
5 |
| Texas Instruments Incorporated | 19653 |
4 |
| Fuji Electric Co., Ltd. | 5488 |
4 |
| Toyota Motor Corporation | 35813 |
3 |
| Denso Corporation | 25579 |
3 |
| STMicroelectronics International N.V. | 4165 |
3 |
| MIRISE Technologies Corporation | 402 |
3 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 48438 |
2 |
| STMicroelectronics (Grenoble 2) SAS | 631 |
2 |
| Crane Electronics, Inc. | 44 |
2 |
| RichWave Technology Corp. | 310 |
2 |
| Saab AB | 829 |
2 |
| Semtech Corporation | 371 |
2 |
| STMicroelectronics (Alps) SAS | 133 |
2 |
| Endress+Hauser SE+Co. KG | 581 |
2 |
| Everactive, Inc. | 28 |
2 |
| Analog Devices International Unlimited Company | 2025 |
2 |
| Samsung Electronics Co., Ltd. | 157946 |
1 |
| Qualcomm Incorporated | 92416 |
1 |
| Other owners | 44 |