Magnetic field controlled transistor
US-11683938-B2 · Jun 20, 2023 · US
Amplifiers using galvano-magnetic effects not involving mechanical movement, e.g. using Hall effect
Amplifiers using galvano-magnetic effects not involving mechanical movement, e.g. using Hall effect · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03F15/00 |
| Official title | Amplifiers using galvano-magnetic effects not involving mechanical movement, e.g. using Hall effect |
| Display label | Amplifiers using galvano-magnetic effects not involving mechanical movement, e.g. using Hall effect |
| Total patents | 30 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 1 |
| 2017 | 5 |
| 2018 | 4 |
| 2019 | 8 |
| 2020 | 4 |
| 2021 | 4 |
| 2022 | 1 |
| 2023 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Amplification using ambipolar hall effect in graphene
US-11415643-B2 · Aug 16, 2022 · US
High performance inductors
US-11024454-B2 · Jun 1, 2021 · US
Magnetic field controlled transistor
US-2021118947-A1 · Apr 22, 2021 · US
Magnetoresistance effect device
US-10984938-B2 · Apr 20, 2021 · US
Magnetic field controlled transistor
US-10892299-B2 · Jan 12, 2021 · US
Magnetic operational amplifier
US-10879860-B2 · Dec 29, 2020 · US
Amplification using ambipolar hall effect in graphene
US-2020182950-A1 · Jun 11, 2020 · US
Magnetoresistance effect device
US-10559412-B2 · Feb 11, 2020 · US
Magnetic field controlled transistor
US-2020043978-A1 · Feb 6, 2020 · US
Magnetoresistance effect device and high frequency device
US-10439592-B2 · Oct 8, 2019 · US
Signal amplifying system in a hall detecting and amplifying system
US-10432159-B2 · Oct 1, 2019 · US
Magnetoresistance effect device
US-2019228894-A1 · Jul 25, 2019 · US
Magnetoresistive-based signal shaping circuit for audio applications
US-10326421-B2 · Jun 18, 2019 · US
Magnetic operational amplifier
US-2019181818-A1 · Jun 13, 2019 · US
Magnetoresistance effect device
US-2019180901-A1 · Jun 13, 2019 · US
Magnetoresistive-based signal shaping circuit for audio applications
US-2019081602-A1 · Mar 14, 2019 · US
Magnetoresistance effect device and high frequency device
US-2019044500-A1 · Feb 7, 2019 · US
Magnetic device configured to perform an analog adder circuit function and method for operating such magnetic device
US-10157652-B2 · Dec 18, 2018 · US
Josephson-coupled resonator amplifier (JRA)
US-10097143-B2 · Oct 9, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03F15/00?
- CPC H03F15/00 is the Cooperative Patent Classification code for “Amplifiers using galvano-magnetic effects not involving mechanical movement, e.g. using Hall effect.”
- How many patents are filed under CPC H03F15/00 (Amplifiers using galvano-magnetic effects not involving mechanical movement, e.g. using Hall effect)?
- Our database includes 30 publications tagged with this CPC code.
- Is patent activity under CPC H03F15/00 growing?
- Publication counts under this code: 1 in 2022 vs 1 in 2023 (latest complete years).