Inventor
TAKESHI KATSUYA
JP6 patents
⚠️ This page may combine multiple inventors who share the name “TAKESHI KATSUYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
YAMAMOTO KOGAKU
5 patentsUSD602065SOct 13, 2009
Goggles
YAMAMOTO KOGAKU6 citations70
US6845521B2Jan 25, 2005
Length adjusting mechanism of goggles
YAMAMOTO KOGAKU9 citations70
US7490365B2Feb 17, 2009
Swimming goggles
YAMAMOTO KOGAKU4 citations61
US7490934B2Feb 17, 2009
Eyewear end piece
YAMAMOTO KOGAKU5 citations60
US7895679B2Mar 1, 2011
Goggles
YAMAMOTO KOGAKU2 citations59