KS

Kikuo Saka

Ricoh Company: 4 patents #4,167 of 9,818Top 45%
Overall (All Time): #1,243,861 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7834393 Semiconductor device and manufacturing method of the semiconductor device 2010-11-16
7745877 Semiconductor device and manufacturing method thereof Kimihiko Yamashita, Toshiyuki Takemori, Yuji Watanabe 2010-06-29
7042065 Semiconductor device and method of manufacturing the same Masami Seto 2006-05-09
6156463 Method of determining the amount of projection exposure 2000-12-05