Makoto Ilkawa

HO Hoya: 1 patents #77 of 218Top 40%

Overall (2011): #226,963 of 364,097Top 65%

Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
7889981	Weather-sealing structure of a lens barrel	Takahiro Kobayashi	2011-02-15