YO

Yasuzi Ohgaki

Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
Overall (All Time): #2,302,178 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5214736 Optical transmission line having a core of a non-linear optical material coated with an improved cladding Takafumi Uemiya, Naoto Uenishi, Akira Mizoguchi, Yasuhiro Hattori 1993-05-25
5129029 Apparatus and method of producing fiber wavelength-conversion element Takafumi Uemiya, Naota Uenishi, Akira Mizoguchi, Yasuhiro Hattori 1992-07-07