Dal Jo Lee — 6 Patents at Unitest

Dal Jo Lee has been granted 6 US patents while listed as an inventor at Unitest. The first was granted in 1999 and the most recent in December 2025. Dal Jo Lee ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Dal Jo Lee in Suwon-si, KR.

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #	Title	Co-Inventors	Date
12492278	Method of preparing graft polymer	Jiwoong Jang, Jae Bum SEO, Jung Eung Park, Jung-Koa Lee	2025-12-09
12483137	Multi-output power conversion apparatus and method	Tae Jong Ha, Byung Gu Kang	2025-11-25
12460036	Method for producing diene-based graft copolymer resin and diene-based graft copolymer resin	Jiwoong Jang, Jae Bum SEO, Jung Eung Park, Gye Nam Kim	2025-11-04
D1100283	Head lamp for vehicles	Changhak Choi	2025-10-28
7288949	Semiconductor test interface	Dae Kyoung KIM, Sun Whan Kim	2007-10-30
5856982	High-speed disturb testing method and word line decoder in semiconductor memory device	Byung-Se So, Jin-ho So, Woo-Seop Kim	1999-01-05

Dal Jo Lee — 6 Patents

Issued Patents All Time

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