Shuji Nakajima has been granted 4 US patents while listed as an inventor at Casio Computer Co.. The first was granted in 1996 and the most recent in March 2014. Shuji Nakajima ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Shuji Nakajima in Kunitachi, JP.