Inventor · disambiguated record

Naoyuki Kouyama

Also filed as: KOUYAMA NAOYUKI

2 granted patents·31 citations·filing 2000–2001

55Inventor score

Technology areasH03H H04M

Files withNEC CORP2

Top patents by PatentIndex Score

2 records

0177US6643497B1Portable telephone compensable for change of antenna impedanceNEC CORP·Filed 2000·Granted Nov 4, 2003·31 cites·20 claims
0237US7187955B2Foldable portable telephone setNEC CORP·Filed 2001·Granted Mar 6, 2007·0 cites·11 claims

Join the waitlist — get patent alerts

Get an alert when Naoyuki Kouyama files or is granted a new patent.

We store only your email — no account needed. See our privacy policy.

Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →