Discharge lamp lighting apparatus
US-9603228-B2 · Mar 21, 2017 · US
for a transition from glow to arc · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H05B41/388 |
| Official title | {for a transition from glow to arc} |
| Display label | for a transition from glow to arc |
| Total patents | 11 |
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be declining based on the most recent years.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 4 |
| 2017 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-9603228-B2 · Mar 21, 2017 · US
US-9414473-B2 · Aug 9, 2016 · US
US-9386672-B2 · Jul 5, 2016 · US
US-2016165704-A1 · Jun 9, 2016 · US
US-9363875-B2 · Jun 7, 2016 · US
US-9161424-B2 · Oct 13, 2015 · US
US-2015271901-A1 · Sep 24, 2015 · US
US-9084332-B2 · Jul 14, 2015 · US
US-2015173161-A1 · Jun 18, 2015 · US
US-9030130-B2 · May 12, 2015 · US
US-2015084507-A1 · Mar 26, 2015 · US