Inventor
IIZUKA ISAO
JP4 patents
Patents
4 patentsUS6533418B1Mar 18, 2003
System for making spectacles to order
HOYA CORP116 citations96
US6736506B2May 18, 2004
Eyeglasses made-to-order system
HOYA CORP50 citations94
US6572451B1Jun 3, 2003
Spectacle lens machining method and apparatus
HOYA CORP10 citations71
US6340226B1Jan 22, 2002
Spectacles accommodating interchangeable/replaceable lens
HOYA CORP7 citations68