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Lamp stems (seals for leading conductors there through H01K1/38)

Lamp stems (seals for leading conductors there through H01K1/38) · Cooperative Patent Classification (CPC)

Electric circuits, power, telecommunications, and semiconductors.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
Metric	Value
CPC code	H01K1/22
Official title	Lamp stems (seals for leading conductors there through H01K1/38)
Display label	Lamp stems (seals for leading conductors there through H01K1/38)
Total patents	6

Year-over-year patent counts classified under this CPC code.

Filing activity over the last five years is growing.

Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.