Inventor · disambiguated record
Hanchuan Ji
Also filed as: JI HANCHUAN
2 granted patents·0 citations·filing 2015–2016
22Inventor score
Top patents by PatentIndex Score
2 records- 0135US10415639B2Adjustable magnetic buoyancy gravity compensatorSHANGHAI MICRO ELECTRONICS EQUIPMENT GROUP CO LTD·Filed 2016·Granted Sep 17, 2019·0 cites·11 claims
- 0230US10133153B2Self-damping shutter apparatus for exposure system of photolithography machineSHANGHAI MICRO ELECTRONICS EQUIPMENT GROUP CO LTD·Filed 2015·Granted Nov 20, 2018·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →