- All sections
- H - Electricity
- H03F - Amplifiers
- H03F 19/00 - Amplifiers using superconductivity effects
Patent holdings for IPC class H03F 19/00
Total number of patents in this class: 179
10-year publication summary
|
7
|
18
|
18
|
20
|
16
|
22
|
9
|
14
|
19
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| International Business Machines Corporation | 62182 |
53 |
| Google LLC | 43739 |
13 |
| IBM United Kingdom Limited | 4102 |
11 |
| Psiquantum, Corp. | 507 |
8 |
| Yale University | 2480 |
7 |
| Northrop Grumman Systems Corporation | 2929 |
6 |
| Microsoft Technology Licensing, LLC | 54215 |
5 |
| IBM Deutschland GmbH | 855 |
4 |
| QET Sweden AB | 6 |
4 |
| Massachusetts Institute of Technology | 10196 |
3 |
| Teknologian Tutkimuskeskus VTT Oy | 565 |
3 |
| Tencent Technology (Shenzhen) Company Limited | 15627 |
3 |
| Seeqc,inc. | 88 |
3 |
| Iqm Finland Oy | 210 |
3 |
| Arctic Instruments Oy | 4 |
3 |
| Centre National de La Recherche Scientifique | 10870 |
2 |
| Rambus Inc. | 2237 |
2 |
| Government of The United States of America, AS represented by The Secretary of Commerce, The National Institute of Standards and Technology | 271 |
2 |
| Newsouth Innovations Pty Limited | 613 |
2 |
| Oxford University Innovation Limited | 1622 |
2 |
| Other owners | 40 |