Naoki Hiramatsu

OT Otics: 1 patents #2 of 10Top 20%

Overall (2011): #207,296 of 364,097Top 60%

Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
8025037	Valve gear and rocker ARM unit	—	2011-09-27