KA

Kee Sik Ahn

KC Key Foundry Co.: 7 patents #1 of 35Top 3%
SK Sk Keyfoundry: 5 patents #2 of 68Top 3%
MS Magnachip Semiconductor: 2 patents #141 of 404Top 35%
Samsung: 1 patents #49,284 of 75,807Top 70%
Overall (All Time): #305,343 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12424284 Electrical fuse one time programmable (OTP) memory Seong Jun Park, Jong Min Cho, Sung-Bum Park 2025-09-23
12260915 Non-volatile memory device with parallel programming Seong Jun Park, Jong Min Cho, Sung-Bum Park 2025-03-25
12243609 Non-volatile memory octo mode program and erase operation method with reduced test time Weon-Hwa Jeong, Young Chul SEO, Chul Geun Lim, Yong Hwan KIM, Sung-Bum Park 2025-03-04
12224025 Non-volatile memory device including sense amplifier and method for operating the same Seong Jun Park, Sung-Bum Park 2025-02-11
12068042 Multi time program device with power switch and non-volatile memory Jin Hyung Kim, Sung-Bum Park 2024-08-20
11915767 Negative voltage switching device and non-volatile memory device using the same Jin Hyung Kim, Sung-Bum Park 2024-02-27
11854622 Electrical fuse one time programmable (OTP) memory Seong Jun Park, Jong Min Cho, Sung-Bum Park 2023-12-26
11848061 Non-volatile memory device including sense amplifier and method for operating the same Seong Jun Park, Sung-Bum Park 2023-12-19
11538541 Semiconductor device having a diode type electrical fuse (e-fuse) cell array Jong Min Cho, Sung-Bum Park, Seong Jun Park 2022-12-27
11328783 Semiconductor device having a diode type electrical fuse (e-fuse) cell array Jong Min Cho, Sung-Bum Park, Seong Jun Park 2022-05-10
11145379 Electronic fuse cell array structure Jong Min Cho, Sung-Bum Park, Seong Jun Park 2021-10-12
11024398 Semiconductor device having a diode type electrical fuse (e-fuse) cell array Jong Min Cho, Sung-Bum Park, Seong Jun Park 2021-06-01
10008508 One time programmable (OTP) cell having improved programming reliability Duk Ju Jeong, Sung-Bum Park, Young Chul SEO 2018-06-26
9595966 Level shifter and non-volatile memory device using the same Jin Hyung Kim, Ji Hye Jang, Sung-Bum Park, Sung Chun Kang 2017-03-14
5467313 Level shifter and data output buffer having same Chul-Min Jung, Jeong Hee Lee, Hee Chul Park 1995-11-14