YI

Yohichi Imamura

SE Seiko Epson: 2 patents #4,555 of 7,774Top 60%
Overall (All Time): #2,248,628 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5896114 Matrix type display device, electronic system including the same and method of driving such a display device Shigeki Aoki, Norio Koizumi 1999-04-20
5742271 Matrix type display device, electronic system including the same and method of driving such a display device Shigeki Aoki, Norio Koizumi 1998-04-21