SI

Susumu Ishii

YK Yoshida Kogyo K.K.: 26 patents #9 of 468Top 2%
DI Daikin Industries: 1 patents #1,764 of 2,957Top 60%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
SG Seiko Group: 1 patents #32 of 90Top 40%
TK Tokyo Keiki: 1 patents #60 of 166Top 40%
Overall (All Time): #119,255 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 26–31 of 31 patents

Patent #TitleCo-InventorsDate
4624032 Slide fastener slider with detachable pull tab Kiyoshi Oda 1986-11-25
4590648 Slider for slide fastener Hiroshi Yoshida 1986-05-27
4570309 Slide fastener slider with detachable pull tab 1986-02-18
4525903 Slider for slide fastener 1985-07-02
4434923 Apparatus for separating castings into necessary and unnecessary pieces Kazuo Nagata 1984-03-06
4295792 Apparatus for controlling operation of fluid pressure raising system Keiji Tachibana, Yoshihiko Nakayama, Junichi Kaneko 1981-10-20