Inventor
YASUHARA KAZUTO
JP12 patents
Patents
12 patentsUSD605686SDec 8, 2009
Pair of eyeglasses
YAMAMOTO KOGAKU136 citations98
USD519146SApr 18, 2006
Sunglasses
YAMAMOTO KOGAKU186 citations98
USD633937SMar 8, 2011
Goggles
YAMAMOTO KOGAKU24 citations91
USD620515SJul 27, 2010
Swimming goggles
YAMAMOTO KOGAKU10 citations82
USD609266SFeb 2, 2010
Sunglasses
YAMAMOTO KOGAKU11 citations82
USD440594SApr 17, 2001
Eyeglass frame
YAMAMOTO KOGAKU14 citations73
USD439599SMar 27, 2001
Sunglasses
YAMAMOTO KOGAKU13 citations73
US6460996B2Oct 8, 2002
Eyeglasses
YAMAMOTO KOGAKU13 citations66
USD609735SFeb 9, 2010
Eyeglasses
YAMAMOTO KOGAKU2 citations62
USD603444SNov 3, 2009
Sunglasses
YAMAMOTO KOGAKU4 citations60
US7490934B2Feb 17, 2009
Eyewear end piece
YAMAMOTO KOGAKU5 citations60
USD593592SJun 2, 2009
Sunglasses
YAMAMOTO KOGAKU1 citations51