IO

Issei Ohta

Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
📍 Fujiidera, JP: #32 of 71 inventorsTop 50%
Overall (All Time): #2,283,377 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5587334 Semiconductor laser device fabrication method Hiroki Naito, Masahiro Kume, Hideyuki Sugiura, Toru Takayama, Kunio Itoh +1 more 1996-12-24
5386429 Low operating current and low noise semiconductor laser device for optical disk memories Hiroki Naito, Masahiro Kume, Hideyuki Sugiura, Toru Takayama, Kunio Itoh +1 more 1995-01-31