Inventor · disambiguated record
Keiko Maruyama
Also filed as: MARUYAMA KEIKO
3 granted patents·0 citations·filing 2021–2023
39Inventor score
Top patents by PatentIndex Score
3 records- 0154US12291031B2Liquid discharge head and liquid discharge apparatusMURAI SHUSEI·Filed 2023·Granted May 6, 2025·0 cites·6 claims
- 0242US11712704B2Paint discharging nozzle and method of controlling paint discharging nozzleMARUYAMA KEIKO·Filed 2021·Granted Aug 1, 2023·0 cites·17 claims
- 0339US12030066B2Paint discharging nozzleKUDOH SATOSHI·Filed 2021·Granted Jul 9, 2024·0 cites·12 claims
Join the waitlist — get patent alerts
Get an alert when Keiko Maruyama 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 →