Inventor
KASHIWAGI YOSHINARI
JP8 patents
Patents
8 patentsUS6009728AJan 4, 2000
Die for press-molding optical elements
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD37 citations92
US6003336ADec 21, 1999
Method of manufacturing a die for press-molding optical elements
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations92
US5700307ADec 23, 1997
Die for press-molding optical elements
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD28 citations92
US5405652AApr 11, 1995
Method of manufacturing a die for use in molding glass optical elements having a fine pattern of concavities and convexities
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD40 citations92
US5425118AJun 13, 1995
Optical component mounting substrate and method of producing the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD29 citations91
US5759221AJun 2, 1998
Method of press molding glass optical elements
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15 citations73
US5538528AJul 23, 1996
Glass optical element press-molding die having a tantalum containing alloy surface layer
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations73
US5904747AMay 18, 1999
Method of molding optical articles
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations62