TS

Tomoki Sugawa

Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #3,835,282 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5253322 Optical functioning glass and fiber amplifier Masashi Onishi, Yoshiki Chigusa, Koji Nakazato, Minoru Watanabe, Yoshiaki Miyajima 1993-10-12