RN

Ryutaro Nasu

SH Shimadzu: 5 patents #357 of 2,007Top 20%
NC Nippon Seiki Co.: 1 patents #124 of 311Top 40%
Overall (All Time): #1,018,105 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8188937 Body mounting type display system Hisashi Amafuji, Hidefumi Saito 2012-05-29
6504518 Head-up display Yukiko Kuwayama, Toshihiko Sugibuchi 2003-01-07
6359602 Head-mounted display device Hisashi Amafuji, Tetsuo Mayama, Keizou Kumai, Hiroyuki Hatanaka 2002-03-19
6292158 Display system Hisashi Amafuji, Yasuhiko Handa, Keizou Kumai, Yasuhiro Nakahara 2001-09-18
5905477 Head-up display having installation mechanism Yukiko Kuwayama, Toshihiko Sugibuchi, Shuichi YAMAYA, Mitsugu Kobayashi 1999-05-18