RO

Ryotaro Ohono

JR Japan Synthetic Rubber: 1 patents #256 of 558Top 50%
NT NTT: 1 patents #2,911 of 4,871Top 60%
Overall (All Time): #3,945,442 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4720529 UV-ray curable polyurethane composition and coated optical fiber Takao Kimura, Shinzo Yamakawa 1988-01-19