Da Won Chai has been granted 5 US patents while listed as an inventor at LG . The first was granted in 2020 and the most recent in August 2022. Da Won Chai ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Da Won Chai in Daejeon, KR.
Patents per Year Patents granted per year, 2020 to 2022 Bar chart with a peak of 2 patents in 2020. peak 2 2020: 2 patents 2020 2021: 1 patents 2021 2022: 2 patents 2022
Issued Patents All Time
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Showing 1–5 of 5 patents
Patent # Title Co-Inventors Date
11414440 Modifier, method of preparing the same, and modified conjugated diene-based polymer including the same Min Sik Mun , No Ma Kim , Ho Young Lee 2022-08-16
11339238 Modified conjugated diene-based polymer and rubber composition including the same Ho Young Lee , Ki Seok Son , No Ma Kim , Sun Keun Kim , Youk Reol Na +2 more 2022-05-24
10913805 Modifier, method for preparing the same, and modified conjugated diene-based polymer including the same Min Sik Mun , Ho Young Lee 2021-02-09
10745423 Modifier, method of preparing the same, and modified conjugated diene-based polymer including the same Min Sik Mun , No Ma Kim , Ho Young Lee 2020-08-18
10538601 Azasilane-based modifier, and method for preparing modified and conjugated diene-based polymer using the same Ho Young Lee , No Ma Kim , Sang Mi Lee 2020-01-21
