Inventor · disambiguated record
Zongchang Liu
Also filed as: LIU ZONGCHANG
2 granted patents·3 citations·filing 2013–2017
42Inventor score
Technology areasA61B
Top patents by PatentIndex Score
2 records- 0157US9693790B2Laparoscopic gallbladder extraction deviceTHE REGENTS OF THE UNIV OF MICHIGAN UNIV OF MICHIGAN·Filed 2013·Granted Jul 4, 2017·3 cites·11 claims
- 0244US10398457B2Laparoscopic gallbladder extraction deviceTHE REGENTS OF THE UNIV OF MICHIGAN UNIV OF MICHIGAN·Filed 2017·Granted Sep 3, 2019·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →