YU

Yasuo Uematsu

IT Itoki: 1 patents #40 of 73Top 55%
Overall (All Time): #3,831,375 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5238294 Interlocking mechanism for supporting seat and seat back of chair Yuji Ishi, Toru Nagao, Hironaga Obata, Tetsuya Kano 1993-08-24