KY

Keiichiro Yamanaka

Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
Overall (All Time): #1,653,683 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5293390 Discharge-pumped gas laser with independent preionizing circuit Nobuaki Furuya, Takuhiro Ono, Naoya Horiuchi, Takeo Miyata, Kenichi Takahata 1994-03-08
5239553 Discharge-pumped gas laser with baffle partition for controlled laser gas flow at preionizers Takuhiro Ono, Naoya Horiuchi, Kenichi Takahata, Nobuaki Furuya, Takeo Miyata 1993-08-24
5150370 Narrow-band laser apparatus Nobuaki Furuya, Takuhiro Ono, Naoya Horiuchi, Takeo Miyata 1992-09-22