Digital communication systems and associated methods
US-2022407486-A1 · Dec 22, 2022 · US
Transformers having magnetic bias, e.g. for handling pulses
Transformers having magnetic bias, e.g. for handling pulses · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01F19/08 |
| Official title | Transformers having magnetic bias, e.g. for handling pulses |
| Display label | Transformers having magnetic bias, e.g. for handling pulses |
| Total patents | 104 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 7 |
| 2017 | 5 |
| 2018 | 6 |
| 2019 | 9 |
| 2020 | 10 |
| 2021 | 13 |
| 2022 | 10 |
| 2023 | 12 |
| 2024 | 15 |
| 2025 | 10 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Magnetically immune gatedriver circuit
US-11501913-B2 · Nov 15, 2022 · US
Insulation jacket for top coil of an isolated transformer
US-11450469-B2 · Sep 20, 2022 · US
Planar transformer having integrated ring core
US-11443887-B2 · Sep 13, 2022 · US
Semiconductor device
US-2022173056-A1 · Jun 2, 2022 · US
Galvanically isolated dc-dc circuit converter with data communication, corresponding system and corresponding method
US-2021376735-A1 · Dec 2, 2021 · US
High frequency galvanic isolators
US-11152975-B2 · Oct 19, 2021 · US
Isolator
US-2021305179-A1 · Sep 30, 2021 · US
Isolator
US-2021296265-A1 · Sep 23, 2021 · US
Isolator
US-2021296043-A1 · Sep 23, 2021 · US
Galvanically isolated DC-DC circuit converter with data communication, corresponding system and corresponding method
US-11128221-B2 · Sep 21, 2021 · US
Electrical transformer
US-2021280363-A1 · Sep 9, 2021 · US
Isolated data transfer system
US-11115084-B2 · Sep 7, 2021 · US
Pulse transformer
US-11101064-B2 · Aug 24, 2021 · US
Electronic device
US-2021249181-A1 · Aug 12, 2021 · US
Precise plasma control system
US-2021249227-A1 · Aug 12, 2021 · US
High frequency galvanic isolators
US-2021119670-A1 · Apr 22, 2021 · US
Insulation jacket for top coil of an isolated transformer
US-2021065955-A1 · Mar 4, 2021 · US
Coil component
US-2020243250-A1 · Jul 30, 2020 · US
Radiofrequency (RF) filter for multi-frequency RF bias
US-10715095-B2 · Jul 14, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01F19/08?
- CPC H01F19/08 is the Cooperative Patent Classification code for “Transformers having magnetic bias, e.g. for handling pulses.”
- How many patents are filed under CPC H01F19/08 (Transformers having magnetic bias, e.g. for handling pulses)?
- Our database includes 104 publications tagged with this CPC code.
- Is patent activity under CPC H01F19/08 growing?
- Publication counts under this code: 15 in 2024 vs 10 in 2025 (latest complete years).