SA

Sukekazu Aratani

HI Hitachi: 3 patents #512 of 4,225Top 15%
Overall (2003): #21,257 of 273,478Top 8%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6638645 Film for organic EL device and an organic EL device using the film Yuichi Sawai, Tomoji Oishi, Yoshiyuki Kaneko 2003-10-28
6545658 In-plane field type liquid crystal display device comprising liquid crystal molecules with more than two kinds of reorientation directions Masuyuki Ohta, Kazuhiko Yanagawa, Kazuhiro Ogawa, Keiichiro Ashizawa, Masahiro Yanai +4 more 2003-04-08
6532053 Transverse electric field system liquid crystal display device suitable for improving aperture ratio Masuyuki Ohta, Kazuhiro Ogawa, Keiichiro Ashizawa, Kazuhiko Yanagawa, Masahiro Yanai +4 more 2003-03-11