NK

Naruhiko Kasai

HI Hitachi: 4 patents #260 of 3,950Top 7%
HS Hitachi Video And Information Systems: 2 patents #8 of 66Top 15%
HC Hitachi Device Engineering Co.: 1 patents #27 of 126Top 25%
Overall (2002): #13,393 of 266,432Top 6%
4
Patents 2002

Issued Patents 2002

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6492983 Video signal display system Shigeyuki Nishitani, Hiroshi Kurihara, Tatsumi Mori, Yukio Hiruta, Masashi Mori 2002-12-10
6437765 Multiple-tone display system Hiroyuki Mano, Shigeyuki Nishitani, Isao Takita, Kohji Takahashi 2002-08-20
6389180 Resolution conversion system and method Shinji Wakisawa, Hiroko Sato, Youichi Watanabe, Hiroyuki Koizumi 2002-05-14
6384807 Liquid crystal display driving method/driving circuit capable of being driven with equal voltages Tsutomu Furuhashi, Makiko Ikeda, Toshio Futami, Tetsuya Suzuki 2002-05-07