- All sections
- G - Physics
- G01R - Measuring electric variables; measuring magnetic variables
- G01R 29/18 - Indicating phase sequence; Indicating synchronism
Patent holdings for IPC class G01R 29/18
Total number of patents in this class: 151
10-year publication summary
|
13
|
12
|
8
|
14
|
15
|
15
|
15
|
14
|
6
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Aclara Technologies LLC | 218 |
6 |
| Cisco Technology, Inc. | 18858 |
4 |
| Mitsubishi Electric Corporation | 43934 |
4 |
| X Development LLC | 1453 |
4 |
| ABB Technology AG | 1301 |
3 |
| Cirrus Logic, Inc. | 1719 |
3 |
| Digimarc Corporation | 787 |
3 |
| Shinry Technologies Co., Ltd | 140 |
3 |
| International Business Machines Corporation | 60644 |
2 |
| Fujitsu Limited | 19265 |
2 |
| Rockwell Automation Technologies, Inc. | 2547 |
2 |
| Boe Technology Group Co., Ltd. | 35384 |
2 |
| Beijing BOE Energy Technology Co., Ltd. | 35 |
2 |
| Beijing Inhand Networks Technology Co., Ltd. | 6 |
2 |
| BSH Bosch und Siemens Hausgerate GmbH | 3236 |
2 |
| Enedis | 30 |
2 |
| Enel Distribuzione S.p.A. | 10 |
2 |
| Itron, Inc. | 815 |
2 |
| Power-One Italy S.p.A. | 20 |
2 |
| Schweitzer Engineering Laboratories, Inc. | 920 |
2 |
| Other owners | 97 |