SJ

SeongRak Jeong

OE Otis Elevator: 2 patents #650 of 1,840Top 40%
Samsung: 1 patents #49,284 of 75,807Top 70%
Overall (All Time): #1,429,999 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10950508 Ion depth profile control method, ion implantation method and semiconductor device manufacturing method based on the control method, and ion implantation system adapting the control method Seungmo Kang 2021-03-16
8434599 Multiple car hoistway including car separation control Cheng-Shuo Wang, Arthur Hsu, CheongSik Shin, Hansoo Shim 2013-05-07
8297409 Coordination of multiple elevator cars in a hoistway Arthur Hsu, Cheng-Shuo Wang, Hansoo Shim, Cheong Sik Shin, Bruce P. Lerner 2012-10-30