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Guan Yan patents in 2018

Guan Yan was listed as an assignee on 1 patent publication in 2018.

Company year slice statistics
MetricValue
CompanyGuan Yan
Year2018
Patents1

Patents

Representative publications for Guan Yan in 2018.

Top CPC classifications

Most common classification codes for Guan Yan in 2018.

Top CPC codes for Guan Yan in 2018
CPCPatents
G01N21/771
G01N33/50081
G02B21/3651

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