- All sections
- H - Electricity
- H03H - Impedance networks, e.g. resonant circuitsresonators
- H03H 11/52 - One-port networks simulating negative resistances
Patent holdings for IPC class H03H 11/52
Total number of patents in this class: 23
10-year publication summary
|
2
|
3
|
1
|
3
|
0
|
1
|
2
|
1
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 42051 |
4 |
| Technion Research and Development Foundation Ltd. | 331 |
3 |
| Canon Kabushiki Kaisha | 7205 |
2 |
| Qualcomm Incorporated | 89620 |
1 |
| Thomson Licensing | 3314 |
1 |
| Yamaha Corporation | 4068 |
1 |
| STMicroelectronics S.r.l. | 3407 |
1 |
| Analog Devices, Inc. | 3345 |
1 |
| Board of Regents, The University of Texas System | 6037 |
1 |
| Realtek Semiconductor Corp. | 3409 |
1 |
| Kandou Labs, S.A. | 332 |
1 |
| King Fahd University of Petroleum and Minerals | 1458 |
1 |
| Smart Antenna Technologies Ltd. | 29 |
1 |
| Telefonica, S.A. | 538 |
1 |
| University of Pretoria | 123 |
1 |
| Kandou US, Inc. | 47 |
1 |
| Shenzhen Shokz Co., Ltd. | 1269 |
1 |
| Other owners | 0 |