Inventor · disambiguated record
Etsuyo Yamada
Also filed as: YAMADA ETSUYO
3 granted patents·7 citations·filing 2002–2019
59Inventor score
Technology areasA61H
Top patents by PatentIndex Score
3 records- 0155US12239598B2Walking assistance deviceYAMADA KK·Filed 2019·Granted Mar 4, 2025·0 cites·14 claims
- 0235USD593606SBallpoint penPENTEL KABUSHIKI KAUSHA·Filed 2008·Granted Jun 2, 2009·5 cites·1 claims
- 0332USD468739SComputer displayNEC MITSUBISHI ELECTRIC VISUAL·Filed 2002·Granted Jan 14, 2003·2 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Etsuyo Yamada 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 →