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with automatic speed change

with automatic speed change · Cooperative Patent Classification (CPC)

Engines, pumps, lighting, heating, and mechanical systems.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeF16H29/22
Official titlewith automatic speed change
Display labelwith automatic speed change
Total patents6

Filing trend

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

Filing activity appears to be declining based on the most recent years.

Patents filed per year
YearPatents
20153
20162
20171

Representative patents

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