Inventor · disambiguated record
Junfei Chai
Also filed as: CHAI JUNFEI
3 granted patents·4 citations·filing 2016–2018
55Inventor score
Technology areasB66C
Top patents by PatentIndex Score
3 records- 0166US11975951B2Engineering machinery and dynamic anti-collision method, device, and system for operation space of the engineering machineryXCMG CONSTRUCTION MACHINERY CO·Filed 2018·Granted May 7, 2024·2 cites·17 claims
- 0266US11603294B2Method and system for controlling operation of crane, and craneXUZHOU HEAVY MACHINERY CO LTD·Filed 2016·Granted Mar 14, 2023·2 cites·20 claims
- 0334US10196245B2Apparatus and method for detecting and protecting telescopic oil cylinder of craneXUZHOU HEAVY MACHINERY CO LTD·Filed 2016·Granted Feb 5, 2019·0 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →