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Song Qing Jian patents in 2018

Song Qing Jian was listed as an assignee on 1 patent publication in 2018.

Company year slice statistics
MetricValue
CompanySong Qing Jian
Year2018
Patents1

Patents

Representative publications for Song Qing Jian in 2018.

Top CPC classifications

Most common classification codes for Song Qing Jian in 2018.

Top CPC codes for Song Qing Jian in 2018
CPCPatents
G06F9/44061
H04N21/441
H04N21/44321
H04N9/801

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