YM

Yukio Maruyama

IC Iwaki Co.: 2 patents #13 of 53Top 25%
YK Ykk: 1 patents #472 of 845Top 60%
Overall (All Time): #1,625,257 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6317969 Slider-pull-assembling unit Kazuhiro Funaya 2001-11-20
5477881 Tank for pump Yoshiaki Fujinaka, Yoshikazu Shimazu 1995-12-26
D361822 Tank used for pump Yoshiaki Fujinaka, Toshiaki Hada, Yoshikazu Shimazu 1995-08-29