YK

Yasutaka Kojima

AC Akiyama Printing Machine Manufacturing Company: 6 patents #1 of 5Top 20%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
Overall (All Time): #764,442 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5813338 Gripper opening/closing mechanism of sheet transfer cylinder in sheet-fed printing machine Masaaki Sugamo 1998-09-29
5555804 Perfecting sheet rotary offset press 1996-09-17
5168810 Plate adjusting mechanism for leaf-type printing machine 1992-12-08
5052299 Plate clamping apparatus for a leaf-type printing machine 1991-10-01
4991501 Dampening water feed roller for planographic printing press Kazuhiro Yokoyama, Masami Akiyama, Teiichi Ando 1991-02-12
4928623 Varnish coating mechanism 1990-05-29
4833985 Apparatus for matching register marks and punching U-holes for press plate Yuhki Watanabe 1989-05-30