HK

Hayao Kozai

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
HC Hitachi Device Engineering Co.: 1 patents #292 of 514Top 60%
📍 Mobara, JP: #399 of 731 inventorsTop 55%
Overall (All Time): #2,281,484 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5555112 Liquid crystal display device having multilayer gate busline composed of metal oxide and semiconductor Ryoji Oritsuki, Minoru Hiroshima, Masahiro Yanai, Masaaki Matsuda, Toshikazu Horii +4 more 1996-09-10
4838655 Projector using guest-host liquid crystal cells for improved color purity Katuyuki Hunahata, Yoshiharu Nagae, Masahiro Takasaka, Yuji Mori, Minoru Hoshino +5 more 1989-06-13