Inventor · disambiguated record
Ichiro Koyanagi
Also filed as: KOYANAGI ICHIRO
3 granted patents·10 citations·filing 2004–2008
61Inventor score
Top patents by PatentIndex Score
3 records- 0175US8366321B2Bearing unit, and motor and electronic apparatus having bearing unitSONY CORP·Filed 2008·Granted Feb 5, 2013·6 cites·15 claims
- 0258US8134263B2Bearing unit, motor using the bearing unit, and electronic equipment using the motorYAZAWA KENICHIRO·Filed 2008·Granted Mar 13, 2012·3 cites·10 claims
- 0348US7468868B2Rotary disk storage deviceHITACHI GLOBAL STORAGE TECH·Filed 2004·Granted Dec 23, 2008·1 cites·14 claims
Join the waitlist — get patent alerts
Get an alert when Ichiro Koyanagi 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 →