YR

Yasunori Ryu

KA Kao: 2 patents #1,388 of 3,221Top 45%
SC Seibu Electric & Machinery Co.: 2 patents #8 of 31Top 30%
Overall (All Time): #2,315,162 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5024572 Goods handling method and apparatus thereof Nobuhiro Tanaka, Eiji Hirata, Hideyuki Moriguchi, Ko Azekura, Akira Tsubone 1991-06-18
5000643 Goods handling method and apparatus thereof Nobuhiro Tanaka, Eiji Hirata, Hideyuki Moriguchi, Ko Azekura, Akira Tsubone 1991-03-19