KR

Kwan Ho RYU

DC Dong Yang Piston Co.: 7 patents #1 of 27Top 4%
Overall (All Time): #677,031 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12238903 Water-cooled heat dissipation module assembly Jeong Keun LEE, Min-Woo Lee, Ju-Hyun Sun, Tae Keun Park, Kang-Wook Park +4 more 2025-02-25
10760526 Piston for internal combustion engine Jun Kui YANG, Sang Hyuk JUN, Woo-Seok Shim, In Cheol Yoo, Jang-Ik Park 2020-09-01
10724466 Piston for vehicle engine and method for manufacturing the same Jun Kui YANG, Jeong Keun LEE, Ju-Hyun Sun, Sang-Bean PARK, Jung-Hun JI 2020-07-28
10682686 Eco-mold apparatus for manufacturing piston, mold apparatus for manufacturing piston, and piston manufacturing method Jun Kui YANG, Jeong Keon LEE, Lee Cheol JI, Sang Min Lee 2020-06-16
10100777 Piston for internal combustion engine, and cooling channel core In Cheol Yoo, Woo-Seok Shim, Sang Hyuk JUN, Jeong Keon LEE, Jun Kui YANG 2018-10-16
10060327 Piston for internal combustion engine, and cooling channel core Jang-Ik Park, Sang Hyuk JUN, Jeong Keon LEE, Jun Kui YANG 2018-08-28
9328823 Steel piston having cooling channel without flash Jun Kui YANG, Jeong Keun LEE, Sang-Bean PARK, In Cheol Yoo 2016-05-03