- 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: 6604
10-year publication summary
|
647
|
756
|
769
|
587
|
495
|
434
|
314
|
257
|
189
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 47065 |
301 |
| Panasonic Intellectual Property Management Co., Ltd. | 32590 |
245 |
| Sony Corporation | 30745 |
108 |
| Samsung Electronics Co., Ltd. | 149582 |
102 |
| NEC Corporation | 36322 |
97 |
| Sharp Kabushiki Kaisha | 18601 |
97 |
| Panasonic Corporation | 19934 |
93 |
| Omron Corporation | 7317 |
87 |
| Panasonic Intellectual Property Corporation of America | 6937 |
84 |
| Daikin Industries, Ltd. | 10169 |
75 |
| Robert Bosch GmbH | 43116 |
73 |
| LG Electronics Inc. | 73936 |
60 |
| Sumitomo Electric Industries, Ltd. | 15823 |
55 |
| Strong Force IoT Portfolio 2016, LLC | 313 |
55 |
| Kyocera Corporation | 14099 |
52 |
| DexCom, Inc. | 1709 |
51 |
| Denso Corporation | 24842 |
47 |
| Google LLC | 43201 |
44 |
| Honeywell International Inc. | 13547 |
40 |
| Hitachi, Ltd. | 15735 |
39 |
| Other owners | 4799 |