HS

Hiroyuki Sugihara

TO Toyota: 16 patents #1,599 of 26,838Top 6%
Fujitsu Limited: 6 patents #5,180 of 24,456Top 25%
Samsung: 3 patents #30,683 of 75,807Top 45%
HM Hino Motors: 2 patents #49 of 311Top 20%
RI Riken: 1 patents #679 of 1,824Top 40%
CL Copal Company Limited: 1 patents #52 of 139Top 40%
SC Sankyo Radiator Co.: 1 patents #4 of 12Top 35%
Overall (All Time): #136,922 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 26–28 of 28 patents

Patent #TitleCo-InventorsDate
5673155 Magnetic tape library apparatus having leader block engaging mechanism Nobuhiko Motoyama, Yukio Katsuyama 1997-09-30
5402283 Recording medium cartridge handling mechanism in library apparatus Kengo Yamakawa, Hiroshi Shibuya, Hidenori Maeda, Kohjiroh Hashimoto 1995-03-28
5313349 Cartridge autoloading apparatus having two safety lock mechanisms Yoshio Kotaki, Tetsuo Nagahori 1994-05-17