• All sections
  • H - Electricity
  • H04Q - Selecting
  • H04Q 9/00 - Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom

Patent holdings for IPC class H04Q 9/00

Total number of patents in this class: 6004

10-year publication summary

252
353
496
574
613
658
752
778
557
420
2012 2013 2014 2015 2016 2017 2018 2019 2020 2021

Principal owners for this class

Owner
All patents
This class
Mitsubishi Electric Corporation
38318
256
Panasonic Intellectual Property Management Co., Ltd.
22812
199
Sony Corporation
42563
120
Sharp Kabushiki Kaisha
18630
99
Panasonic Corporation
24233
91
Samsung Electronics Co., Ltd.
112170
89
NEC Corporation
28609
88
Omron Corporation
6052
84
Panasonic Intellectual Property Corporation of America
4706
72
Robert Bosch GmbH
39033
68
LG Electronics Inc.
64190
66
Daikin Industries, Ltd.
7921
63
Kyocera Corporation
11287
57
Sumitomo Electric Industries, Ltd.
12527
53
Strong Force IoT Portfolio 2016, LLC
242
49
Google LLC
32826
47
Hitachi, Ltd.
17156
45
Denso Corporation
22234
43
Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation
6207
40
Intel Corporation
47682
39
Other owners 4336