KI

Keiichi Ishiyama

SI Seiko Instruments: 4 patents #389 of 1,437Top 30%
KS Kobe Steel: 1 patents #857 of 2,031Top 45%
KS Kobe Steel: 1 patents #937 of 1,773Top 55%
Overall (All Time): #860,946 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
8512479 Method of cleaning inside of pressure vessel for blasting Kiyoshi Asahina, Ryusuke Kitamura, Tsuyoshi Imakita, Shigeo Tachibana 2013-08-20
7435866 Method for neutralizing solid residue in abandoned chemical weapons Kiyoshi Asahina 2008-10-14
5743787 Method for polishing optical fiber end surface Kohji Minami, Hiroyuki Tokita, Toyokazu Iwakiri, Nobuo Suzuki 1998-04-28
5667426 Method of polishing the end face of a ferrule on an optical connector Kohji Minami, Hiroyuki Tokita, Nobuo Suzuki 1997-09-16
4796036 Capsule rupture printing system Shigemi Misono, Makoto Ueda, Kazuto Shikino, Tomoyuki Torii, Toshiharu Aoyagi 1989-01-03
4748475 Color printing system Makoto Ueda, Shigemi Misono, Tomoyuki Torii, Kazuto Shikino, Toshiharu Aoyagi 1988-05-31