Inventor
NAGASAWA NAOKAZU
JP12 patents
⚠️ This page may combine multiple inventors who share the name “NAGASAWA NAOKAZU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
11 patentsUS6782281B1Aug 24, 2004
Folding portable telephone apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD80 citations97
US6748243B1Jun 8, 2004
Folding portable telephone apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD75 citations95
US6707908B1Mar 16, 2004
Telephone terminal device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD35 citations92
US6480726B1Nov 12, 2002
Portable telephone device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD24 citations92
US6807275B1Oct 19, 2004
Folding portable telephone apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD30 citations91
US6728558B1Apr 27, 2004
Portable telephone apparatus and control method thereof
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD31 citations91
US6952599B2Oct 4, 2005
Folding portable radio device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD34 citations89
US6721420B1Apr 13, 2004
Folding portable telephone apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations83
US7013168B2Mar 14, 2006
Folding portable telephone apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations73
US7103396B2Sep 5, 2006
Portable telephone apparatus and control method thereof
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations72
US7218728B1May 15, 2007
Telephone terminal device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations65