Inventor
KATAKAMI SEIKI
JP7 patents
Patents
7 patentsUS6068416AMay 30, 2000
Keyboard switch
HOSIDEN CORP83 citations94
US6677542B2Jan 13, 2004
Touch panel
HOSIDEN CORP24 citations91
US5436413AJul 25, 1995
Multiple staged rotary switch
HOSIDEN CORP54 citations91
US5799772ASep 1, 1998
Pantograph type keyboard switch
HOSIDEN CORP26 citations90
US5758763AJun 2, 1998
Pantograph type keyboard switch
HOSIDEN CORP25 citations90
US6552281B2Apr 22, 2003
Folding keyboard
HOSIDEN CORP18 citations82
US7023429B2Apr 4, 2006
Touch panel and method of making the same
HOSIDEN CORP2 citations61