Step motor drive device and circuit
US-11422511-B2 · Aug 23, 2022 · US
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with rotating armature
with rotating armature · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G04C13/11 |
| Official title | with rotating armature |
| Display label | with rotating armature |
| Total patents | 6 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be declining based on the most recent years.
| Year | Patents |
|---|---|
| 2019 | 1 |
| 2020 | 3 |
| 2022 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
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Timepiece movement and timepiece
US-2020133205-A1 · Apr 30, 2020 · US
Electronic watch
US-2019041804-A1 · Feb 7, 2019 · US