Inventor · disambiguated record
Keqin Chen
Also filed as: CHEN KEQIN
4 granted patents·1 pending application·141 citations·filing 1992–2022
71Inventor score
Files withFORTINET INC2BRITISH COLUMBIA CANCER AGENCY BRANCH1CALIFORNIA INST OF TECHN1DH TECHNOLOGIES DEV PTE LTD1
Top patents by PatentIndex Score
5 records- 0187US5316935ASubtilisin variants suitable for hydrolysis and synthesis in organic mediaCALIFORNIA INST OF TECHN·Filed 1992·Granted May 31, 1994·138 cites·25 claims
- 0275US10888018B2Check valve for preventing air backflow in a modular cooling systemFORTINET INC·Filed 2016·Granted Jan 5, 2021·3 cites·10 claims
- 0353US2024222103A1Internal Fragment Reduction in Top Down ECD Analysis of ProteinsDH TECHNOLOGIES DEV PTE LTD·Filed 2022·Application pending·0 cites
- 0445US11255347B2Fan vibration damping devices, systems and/or methodsFORTINET INC·Filed 2016·Granted Feb 22, 2022·0 cites·16 claims
- 0538US9675252B2Scanning optical systemsBRITISH COLUMBIA CANCER AGENCY BRANCH·Filed 2012·Granted Jun 13, 2017·0 cites·18 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →