Flywheel power generating facility and method of operating same
US-9300185-B2 · Mar 29, 2016 · US
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by electric fields only
by electric fields only · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01J3/30 |
| Official title | by electric fields only |
| Display label | by electric fields only |
| Total patents | 1 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Not enough yearly data to assess filing trend yet.
| Year | Patents |
|---|---|
| 2016 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.