Assignee
YAMADA SHIRO
JP13 patents
Top patents by PatentIndex Score
US4751927AJun 21, 1988
Hair implantation method and device
YAMADA SHIRO32 citations92
US4588408AMay 13, 1986
Treated hair for implantation
YAMADA SHIRO29 citations92
US4378019AMar 29, 1983
Hair implanting appliance
YAMADA SHIRO41 citations92
US4004592AJan 25, 1977
Artificial hair implanting method
YAMADA SHIRO36 citations92
US5005596AApr 9, 1991
Artificial hair for hair-implantation and preparation process
YAMADA SHIRO16 citations82
US5005518AApr 9, 1991
Artificial hair for hair-implantation and preparation process and preparation apparatus thereof
YAMADA SHIRO12 citations74
US4880428ANov 14, 1989
Matted (delustered) artificial hair
YAMADA SHIRO9 citations74
US4834119AMay 30, 1989
Artificial hair for hair implantation and method of preparation
YAMADA SHIRO7 citations74
US4032685AJun 28, 1977
Artificial hair
YAMADA SHIRO11 citations74
US5026287AJun 25, 1991
Three-dimensional constellation model and construction kit thereof
YAMADA SHIRO6 citations63
US4944751AJul 31, 1990
Matted (delustered) artificial hair and method of preparation thereof
YAMADA SHIRO6 citations63
US4793368ADec 27, 1988
Artificial hair for hair implantation and method of preparation thereof
YAMADA SHIRO4 citations63
US4024315AMay 17, 1977
Artificial hair for implanting in human tissue
YAMADA SHIRO3 citations63