Inventor · disambiguated record

Haiqin Zhao

Also filed as: ZHAO HAIQIN

2 granted patents·0 citations·filing 2016–2018

21Inventor score

Technology areasB61G H04N

Files withCRRC QINGDAO SIFANG CO LTD1 DTEN INC1

Top patents by PatentIndex Score

2 records

0137US10507847B2Central traction device for straddling monorail trainCRRC QINGDAO SIFANG CO LTD·Filed 2016·Granted Dec 17, 2019·0 cites·9 claims
0236US11381865B2Media content presentation systemsDTEN INC·Filed 2018·Granted Jul 5, 2022·0 cites·9 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →