YO

Yuichi Ohga

Sumitomo Electric Industries: 3 patents #122 of 1,892Top 7%
📍 Moriya, JP: #2 of 12 inventorsTop 20%
Overall (1994): #7,098 of 165,921Top 5%
3
Patents 1994

Issued Patents 1994

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5338327 Method of flame abrasion of glass preform Toshio Danzuka, Masahide Saito, Kouji Amemiya, Hiroshi Yokota 1994-08-16
5320658 Process of drawing optical fiber Shinji Ishikawa, Hiroo Kanamori, Ichiro Yoshimura, Horoshi Yokota 1994-06-14
5306322 Process for thermal treatment of glass fiber preform Shinji Ishikawa, Ichiro Tsuchiya, Hiroo Kanamori, Hiroshi Yokota, Michihisa Kyoto 1994-04-26