Inventor

VOSKUIL KIM

US5 patents

Patents

5 patents

US7567242B2Jul 28, 2009

Writing stylus

LEAPFROG ENTPR INC37 citations93

US7068262B2Jun 27, 2006

Writing stylus for electrographic position location apparatus

LEAPFROG ENTPR INC20 citations90

US7510238B2Mar 31, 2009

Interactive entertainer

LEAPFROG ENTPR INC13 citations81

USD493793SAug 3, 2004

Writing stylus

LEAPFROG ENTPR INC7 citations72

US7224348B2May 29, 2007

Writing stylus

LEAPFROG ENTPR INC6 citations71