Inventor · disambiguated record

Pi-Chen Cheng

Also filed as: CHENG PI-CHEN

2 granted patents·10 citations·filing 2012–2012

55Inventor score

Technology areasC07D C08G

Files withETERNAL MAT CO LTD1 ETERNAL MATERIALS CO LTD1

Top patents by PatentIndex Score

2 records

0185US9334369B2Polyimide precursor composition and preparation method and use thereofETERNAL MATERIALS CO LTD·Filed 2012·Granted May 10, 2016·8 cites·26 claims
0276US9617223B2Base generatorETERNAL MAT CO LTD·Filed 2012·Granted Apr 11, 2017·2 cites·13 claims

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Pi-Chen Cheng — Patent Inventor | PatentIndex