Inventor · disambiguated record

Katsufumi Naka

Also filed as: NAKA KATSUFUMI

2 granted patents·24 citations·filing 1993–1999

59Inventor score

Technology areasG07C G08B

Files withKOJIN KK1 MIWA LOCK KK1

Top patents by PatentIndex Score

2 records

0147US6339377B1Article surveillance security system with self-alarmKOJIN KK·Filed 1999·Granted Jan 15, 2002·19 cites·11 claims
0218US5396226AIdentification code input board for electrical equipment including electrical locksMIWA LOCK KK·Filed 1993·Granted Mar 7, 1995·5 cites·7 claims

Join the waitlist — get patent alerts

Get an alert when Katsufumi Naka 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 →