Inventor
KANARI HIROYUKI
JP8 patents
Patents
8 patentsUS6866436B2Mar 15, 2005
Writing instrument
MICRO CO LTD16 citations82
US7367735B2May 6, 2008
Hand-held instrument having variable contour grip
MICRO CO LTD10 citations81
US10974539B2Apr 13, 2021
Rotary feeding mechanism for rod-shaped body
MICRO CO LTD2 citations68
US7237972B2Jul 3, 2007
Automatic mechanical pencil and method of assembly thereof
MICRO CO LTD9 citations67
US6234697B1May 22, 2001
Mechanical pencil
MICRO CO LTD6 citations61
US7527445B2May 5, 2009
Writing instrument
MICRO CO LTD3 citations60
US11648796B2May 16, 2023
Mechanical pencil having lead breakage-prevention mechanism
MICRO CO LTD0 citations59
US7207738B2Apr 24, 2007
Writing instrument
MICRO CO LTD1 citations45