Inventor
SONDA YOSHIYUKI
JP9 patents
⚠️ This page may combine multiple inventors who share the name “SONDA YOSHIYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AG TECHNOLOGY CORP
4 patentsUS5754260AMay 19, 1998
Projection type color liquid crystal optical apparatus
AG TECHNOLOGY CORP116 citations97
US5648860AJul 15, 1997
Projection type color liquid crystal optical apparatus
AG TECHNOLOGY CORP96 citations95
US5844638ADec 1, 1998
Light source apparatus using a cone-shaped element and an applied apparatus thereof
AG TECHNOLOGY CORP39 citations92
US5659409AAug 19, 1997
Light source apparatus using a cone-like material and an applied apparatus thereof
AG TECHNOLOGY CORP15 citations73
ASAHI GLASS CO LTD
4 patentsUS7420671B2Sep 2, 2008
Defect inspection method and apparatus for transparent plate-like members
ASAHI GLASS CO LTD27 citations91
US7589844B2Sep 15, 2009
Shape inspection method and apparatus
ASAHI GLASS CO LTD15 citations82
US7394536B2Jul 1, 2008
Method and apparatus for inspecting front surface shape
ASAHI GLASS CO LTD17 citations76
US7796248B2Sep 14, 2010
Defect inspection method and apparatus for transparent plate-like members
ASAHI GLASS CO LTD6 citations72