HO

Hiroshi Ohhira

KK Kureha Kagaku Kogyo: 2 patents #222 of 607Top 40%
Overall (All Time): #2,368,183 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4353960 Composite and conjugate filaments Hiroyuki Endo, Tohru Sasaki 1982-10-12
4297413 Concentric composite conjugate yarns and a process for manufacturing same Tohru Sasaki, Hiroyuki Endoh 1981-10-27