Inventor

HIRAYAMA KENGO

JP2 patents

Patents

2 patents

US7682531B2Mar 23, 2010

Process for producing optical member

HOYA CORP3 citations57

US8377345B2Feb 19, 2013

Method of manufacturing optical member, method of manufacturing plastic lens, gasket for molding plastic lens, and jog for casting monomer

HOYA CORP0 citations47