Inventor
YAKOYAMA KAZUHIRO
JP2 patents
Patents
2 patentsUS6909062B2Jun 21, 2005
Key-switch device corresponding to miniaturized notebook-size personal computer with reduced-thickness
ALPS ELECTRIC CO LTD3 citations59
US6777634B2Aug 17, 2004
Key-switch device corresponding to miniaturized notebook-size personal computer with reduced-thickness
ALPS ELECTRIC CO LTD3 citations59