DO

Dong-Soo Oh

UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #1,810,863 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11679453 Filler metal for TIG welding Sang-Myung Cho, Hyo-Sik Ham, Hyeon-Joo Ha, Hee-Seop Shin, Jae-Ho Jun +3 more 2023-06-20
9249862 Differential bevel gear speed reducer 2016-02-02