Yutaka Takakubo

PE Pentax: 13 patents #27 of 396Top 7%

HO Hoya: 11 patents #97 of 1,290Top 8%

PC Pentax Ricoh Imaging Company: 2 patents #27 of 74Top 40%

Overall (All Time): #152,849 of 4,157,543Top 4%

Patents All Time

Issued Patents All Time

Showing 26–26 of 26 patents

Patent #	Title	Co-Inventors	Date
6717705	Scanning optical system	—	2004-04-06