X-ray high voltage apparatus and power factor corrector
US-11438993-B2 · Sep 6, 2022 · US
with polyphase AC of low frequency {rectified} · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H05G1/18 |
| Official title | with polyphase AC of low frequency {rectified} |
| Display label | with polyphase AC of low frequency {rectified} |
| Total patents | 8 |
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be declining based on the most recent years.
| Year | Patents |
|---|---|
| 2018 | 1 |
| 2020 | 3 |
| 2021 | 3 |
| 2022 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-11438993-B2 · Sep 6, 2022 · US
US-11191516-B2 · Dec 7, 2021 · US
US-11147151-B2 · Oct 12, 2021 · US
US-2021085277-A1 · Mar 25, 2021 · US
US-2020357598-A1 · Nov 12, 2020 · US
US-2020329548-A1 · Oct 15, 2020 · US
US-10660189-B2 · May 19, 2020 · US
US-2018343727-A1 · Nov 29, 2018 · US