Inventor
OHMI SHIGEAKI
JP8 patents
Patents
8 patentsUS6355308B1Mar 12, 2002
Methods for producing oxides or composites thereof
HOYA CORP8 citations73
US5078772AJan 7, 1992
Process for producing buried waveguide device
HOYA CORP14 citations73
US4640699AFeb 3, 1987
Process for producing glass product having gradient of refractive index
HOYA CORP6 citations72
US4525189AJun 25, 1985
Process for producing glass product having gradient of refractive index
HOYA CORP14 citations72
US6589906B2Jul 8, 2003
Methods for producing oxides or composites thereof
HOYA CORP4 citations62
US5125944AJun 30, 1992
Process for producing buried wave guide device
HOYA CORP2 citations62
US4851024AJul 25, 1989
Process for producing optical glass
HOYA CORP5 citations62
US4563205AJan 7, 1986
Process for the production of slab-shaped lens having gradient of refractive index in thickness direction only
HOYA CORP4 citations61