Seiji Imagawa

HI Hitachi: 1 patents #961 of 2,733Top 40%

HS Hitachi-Lg Data Storage: 1 patents #28 of 75Top 40%

Overall (2011): #170,839 of 364,097Top 50%

Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
7933175	Optical disk drive	—	2011-04-26