Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Doo-Woo Kim — 1 Patent

TCTechwin Co.: 1 patents #23 of 53Top 45%
Yongin-si, KR: #7,142 of 9,683 inventorsTop 75%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Doo-Woo Kim has been granted 1 US patent while listed as an inventor at Techwin Co.. All of these patents were granted in 2010. Doo-Woo Kim ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Doo-Woo Kim in Yongin-si, KR.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7741836 Test tray transferring apparatus for a test handler, test handler, and method of transferring test trays for a test handler Yun-Sung Na, In-Gu Jeon, Tae-Hung Ku, Dong Hyun Yo 2010-06-22