- All sections
- H - Electricity
- H04B - Transmission
- H04B 11/00 - Transmission systems employing ultrasonic, sonic or infrasonic waves
Patent holdings for IPC class H04B 11/00
Total number of patents in this class: 1219
10-year publication summary
|
98
|
101
|
115
|
143
|
124
|
133
|
99
|
85
|
78
|
42
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sonitor Technologies AS | 136 |
29 |
| Nippon Telegraph and Telephone Corporation | 17346 |
25 |
| Samsung Electronics Co., Ltd. | 146346 |
22 |
| Google LLC | 42261 |
22 |
| ExxonMobil Upstream Research Company | 2397 |
20 |
| BAE SYSTEMS plc | 2336 |
18 |
| uBeam Inc. | 44 |
18 |
| Lisnr, Inc. | 42 |
17 |
| Northeastern University | 1191 |
15 |
| Cisco Technology, Inc. | 19929 |
13 |
| Schlumberger Technology Corporation | 10727 |
12 |
| Microsoft Technology Licensing, LLC | 53729 |
11 |
| Texas Instruments Incorporated | 19460 |
10 |
| Rensselaer Polytechnic Institute | 823 |
10 |
| Tencent Technology (Shenzhen) Company Limited | 14765 |
10 |
| Massachusetts Institute of Technology | 10055 |
9 |
| Yamaha Corporation | 4089 |
9 |
| Sonos Experience Limited | 14 |
9 |
| Apple Inc. | 54937 |
8 |
| Schlumberger Canada Limited | 7296 |
8 |
| Other owners | 924 |