KO

Katsura Ohtaki

NI Nikon: 2 patents #1,269 of 2,493Top 55%
Overall (All Time): #2,250,395 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5917660 Beam converting optical system — 1999-06-29
5701210 Achromatic optical system for beam transformation and optical disk apparatus using the same — 1997-12-23