CC

Chang Hyun Choi

HC Hanwha Total Petrochemical Co.: 4 patents #2 of 52Top 4%
Samsung: 1 patents #49,284 of 75,807Top 70%
📍 Songgye-ri, KR: #13 of 108 inventorsTop 15%
Overall (All Time): #599,974 of 4,157,543Top 15%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
12325091 Stainless steel welding wire for use in LNG tank manufacturing Hee Dae Im, Woong Kil, Jae Heon JUNG 2025-06-10
12269128 Stainless steel flux cored wire for manufacturing LNG tank Hee Dae Im, Woong Kil 2025-04-08
10270073 Organic/inorganic composite coating porous separator and secondary battery element using same Jae Yong Hyun, Jin-a Yoo, Do Hoon Lee 2019-04-23
9734591 Image data processing method and electronic device supporting the same Mi Su Kim, In-Hyung Jung, Jeong-In Choe, Jong-Wu BAEK, Jeong-Wook Seo 2017-08-15
9711772 Porous separator with water-based organic/inorganic complex coating, a method for preparing the same, and an electrochemical device using the same Ji Na Yoo, Jae Yong Hyun, Do Hoon Lee 2017-07-18
9428607 Polylactic acid-polyalkylene glycol copolymer with fast crystallization rate and composition comprising the same Steve Park, Do Hoon Lee, Sung-Kyo Jung, Wan-Keun Kim 2016-08-30
9343635 Light conversion light-emitting device with enhanced luminescence efficiency using anisotropic metal nanoparticles Ki Se Kim, Do Hoon Lee, Ho-Sik Chang 2016-05-17
8875904 Circular filtering disc and filter device having the same Dae-Hyun No, Jong-Sang Kim 2014-11-04