Inventor · disambiguated record

Daisaku Matsufuji

Also filed as: MATSUFUJI DAISAKU

2 granted patents·4 citations·filing 1997–2020

45Inventor score

Technology areasG06F H04R

Files withSONY CORP1 SONY GROUP CORP1

Top patents by PatentIndex Score

2 records

0167US11950049B2Acoustic reflector, speaker unit, and chairSONY GROUP CORP·Filed 2020·Granted Apr 2, 2024·1 cites·9 claims
0225US6323752B1Electronic instrument having resettable security code and method for resetting security codeSONY CORP·Filed 1997·Granted Nov 27, 2001·3 cites·2 claims

Join the waitlist — get patent alerts

Get an alert when Daisaku Matsufuji 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 →