AK

Akinobu Katayama

Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
Overall (All Time): #2,194,819 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6793748 Disk bonding apparatus and disk bonding method Toshiyuki Fujioka, Toshikazu Kozono, Kiyoshi Mayahara 2004-09-21
5961898 Molding apparatus and molding method for light-permeable articles Takaaki Higashida, Shinji Kadoriku, Tokiharu Nakagawa, Hiroshi Yutani, Yoshio Maruyama 1999-10-05