Apparatus, arrangement and method for electromagnetic isolation for quantum computing circuit
US-12556171-B2 · Feb 17, 2026 · US
Parametric amplifiers
Parametric amplifiers · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03F7/00 |
| Official title | Parametric amplifiers |
| Display label | Parametric amplifiers |
| Total patents | 51 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 3 |
| 2017 | 3 |
| 2018 | 3 |
| 2019 | 10 |
| 2020 | 3 |
| 2021 | 3 |
| 2022 | 7 |
| 2023 | 1 |
| 2024 | 11 |
| 2025 | 4 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Frequency Selector for Superconducting Parametric Amplifiers
US-2026039266-A1 · Feb 5, 2026 · US
Traveling wave kinetic inductance parametric amplifier
US-12494756-B2 · Dec 9, 2025 · US
Josephson traveling wave parametric amplifier and method
US-2025233568-A1 · Jul 17, 2025 · US
Parametric traveling wave amplifier for qubits
US-12362716-B2 · Jul 15, 2025 · US
Systems and methods for tunable parametric amplification
US-2025038722-A1 · Jan 30, 2025 · US
Superconducting impedance matched parametric amplifier
US-2024418758-A1 · Dec 19, 2024 · US
Apparatus, arrangement and method for electromagnetic isolation for quantum computing circuit
US-2024388282-A1 · Nov 21, 2024 · US
Direct current- 40 gigahertz coax-based cryogenic variable temperature load (vtl) with exceptional temporal response and linearity
US-2024345150-A1 · Oct 17, 2024 · US
Chip preparation method and system, and chip
US-2024334843-A1 · Oct 3, 2024 · US
Isolating amplifier apparatus
US-2024305257-A1 · Sep 12, 2024 · US
Traveling Wave Kinetic Inductance Parametric Amplifier
US-2024305256-A1 · Sep 12, 2024 · US
Parametric Amplifiers With Inductive Input Coupling For Quantum Computing Systems
US-2024289666-A1 · Aug 29, 2024 · US
Communication method, apparatus, and system
US-2024275646-A1 · Aug 15, 2024 · US
Non-reciprocal filter
US-11973490-B2 · Apr 30, 2024 · US
Electronic device and method for controlling transmission power on basis of control information
US-11963112-B2 · Apr 16, 2024 · US
Band-pass Josephson traveling wave parametric amplifier
US-11949387-B2 · Apr 2, 2024 · US
Traveling wave parametric amplifier
US-2023163737-A1 · May 25, 2023 · US
Optical signal copier
US-2022404682-A1 · Dec 22, 2022 · US
Josephson traveling wave parametric amplifier
US-11515851-B2 · Nov 29, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03F7/00?
- CPC H03F7/00 is the Cooperative Patent Classification code for “Parametric amplifiers.”
- How many patents are filed under CPC H03F7/00 (Parametric amplifiers)?
- Our database includes 51 publications tagged with this CPC code.
- Is patent activity under CPC H03F7/00 growing?
- Publication counts under this code: 11 in 2024 vs 4 in 2025 (latest complete years).