Inventor

TOYAMA YOSHIYASU

JP3 patents

Patents

3 patents

US5346522ASep 13, 1994

Method and apparatus for molding optical glass elements or the like

TOSHIBA MACHINE CO LTD38 citations89

US5282878AFeb 1, 1994

Apparatus for molding optical glass elements

TOSHIBA MACHINE CO LTD16 citations80

US5340374AAug 23, 1994

Method for molding optical glass elements

TOSHIBA MACHINE CO LTD11 citations71