Assignee

XU DEJIAO

CN·1 granted patent·0 citations·filing 2017–2017

Technology mixG02B1

Top patents by PatentIndex Score

1 record

0123US10634850B2Large-capacity optical fiber switch device and the program-controlled exchange methodXU DEJIAO·Filed 2017·Granted Apr 28, 2020·0 cites·9 claims

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