KH

Katuyuki Hunahata

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
Overall (All Time): #2,322,168 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4906073 Liquid crystal display device using nematic liquid crystal having twisted helical structure and a phase correction plate Yuji Mori, Jun-ichi Hirakata, Yoshiharu Nagae, Hideaki Kawakami, Kiyoshige Kinugawa +1 more 1990-03-06
4838655 Projector using guest-host liquid crystal cells for improved color purity Yoshiharu Nagae, Masahiro Takasaka, Yuji Mori, Minoru Hoshino, Yasuyuki Kozima +5 more 1989-06-13