- All sections
- G - Physics
- G01R - Measuring electric variablesmeasuring magnetic variables
- G01R 19/22 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof using conversion of AC into DC
Patent holdings for IPC class G01R 19/22
Total number of patents in this class: 131
10-year publication summary
|
12
|
7
|
8
|
10
|
6
|
14
|
10
|
10
|
7
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Watlow Electric Manufacturing Company | 580 |
7 |
| Texas Instruments Incorporated | 19456 |
3 |
| Aclara Technologies LLC | 259 |
3 |
| Analog Devices International Unlimited Company | 1957 |
3 |
| Samsung Electronics Co., Ltd. | 147983 |
2 |
| Qualcomm Incorporated | 86867 |
2 |
| Robert Bosch GmbH | 42826 |
2 |
| Infineon Technologies Austria AG | 2181 |
2 |
| Analog Devices, Inc. | 3365 |
2 |
| Gambro Lundia AB | 1372 |
2 |
| II-VI Delaware, Inc. | 1653 |
2 |
| Isabellenhuette Heusler GmbH & Co. KG | 25 |
2 |
| Korea Electronics Technology Institute | 1669 |
2 |
| Lsis Co., Ltd. | 816 |
2 |
| Panoramic Power Ltd. | 48 |
2 |
| State Grid Jiangsu Electric Power Co., Ltd. Marketing Service Center | 4 |
2 |
| AVL Mobility Technologies, Inc. | 47 |
2 |
| Schlumberger Technology Corporation | 10914 |
1 |
| Schlumberger Canada Limited | 7373 |
1 |
| Schlumberger Technology B.v. | 5189 |
1 |
| Other owners | 86 |