Patent holdings for IPC class G01R 22/00

Total number of patents in this class: 266

10-year publication summary

18
6
13
12
10
16
6
8
4
4
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Panasonic Corporation
19060
22
Itron, Inc.
983
14
Mitsubishi Electric Corporation
47971
9
Landis+Gyr Technology, Inc.
524
7
Omron Corporation
7358
6
LG Electronics Inc.
75654
5
NEC Corporation
36934
4
Panasonic Electric Works Co., Ltd.
655
4
Panasonic Intellectual Property Management Co., Ltd.
33911
4
Siemens Industry, Inc.
1587
4
Haier US Appliance Solutions, Inc.
4031
4
Hygge Energy Inc.
14
4
Siemens Canada Limited
87
3
University of Southern California
2128
3
Aclara Meters LLC
80
3
Samsung Electronics Co., Ltd.
157557
2
Honeywell International Inc.
12778
2
Sanyo Electric Co., Ltd.
3410
2
Dell Products L.P.
16972
2
ABB Schweiz AG
7590
2
Other owners 160