Inventor
TSUBOOKA TORU
JP9 patents
Patents
9 patentsUS6601240B2Aug 5, 2003
Goggles
YAMAMOTO KOGAKU43 citations91
US6704944B2Mar 16, 2004
Sports goggles
YAMAMOTO KOGAKU42 citations90
US6460196B2Oct 8, 2002
Goggles having V-shaped elastic coupling member
YAMAMOTO KOGAKU23 citations89
USD457910SMay 28, 2002
Goggles
YAMAMOTO KOGAKU12 citations72
USD440593SApr 17, 2001
Goggles
YAMAMOTO KOGAKU6 citations72
USD413914SSep 14, 1999
Swimming goggles
YAMAMOTO KOGAKU13 citations72
USD525277SJul 18, 2006
Googles
YAMAMOTO KOGAKU3 citations61
USD466542SDec 3, 2002
Swimming goggles
YAMAMOTO KOGAKU5 citations61
USD461487SAug 13, 2002
Sunglasses
YAMAMOTO KOGAKU2 citations61