- 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: 139
10-year publication summary
|
1
|
2
|
7
|
18
|
19
|
22
|
17
|
22
|
9
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| International Business Machines Corporation | 60644 |
48 |
| IBM United Kingdom Limited | 4467 |
11 |
| Google LLC | 38759 |
9 |
| Yale University | 2204 |
7 |
| Psiquantum, Corp. | 300 |
6 |
| Microsoft Technology Licensing, LLC | 51439 |
5 |
| Northrop Grumman Systems Corporation | 2940 |
3 |
| Teknologian Tutkimuskeskus VTT | 247 |
3 |
| Teknologian Tutkimuskeskus VTT Oy | 471 |
3 |
| Rambus Inc. | 2314 |
2 |
| Government of The United States of America, AS represented by The Secretary of Commerce, The National Institute of Standards and Technology | 202 |
2 |
| Newsouth Innovations Pty Limited | 567 |
2 |
| Oxford University Innovation Limited | 1421 |
2 |
| University of Massachusetts | 2130 |
2 |
| IBM (China) Investment Co Ltd | 2025 |
2 |
| IBM Deutschland GmbH | 670 |
2 |
| Seeqc,inc. | 81 |
2 |
| Iqm Finland Oy | 119 |
2 |
| Honeywell International Inc. | 13799 |
1 |
| Centre National de La Recherche Scientifique | 9632 |
1 |
| Other owners | 24 |