Hai-Fen Xue has been granted 4 US patents while listed as an inventor at Delta Electronics (Shanghai) Co.. The first was granted in 2015 and the most recent in January 2025. Hai-Fen Xue ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Hai-Fen Xue in 安丰镇, CN.