BS

Byung Hum Song

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Seodaemun-gu, KR: #156 of 340 inventorsTop 50%
Overall (All Time): #3,774,025 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5428081 Non-asbestos, frictional material composition and method of making same — 1995-06-27