Inventor · disambiguated record
Yoshimasa Ishikawa
Also filed as: ISHIKAWA YOSHIMASA
1 granted patent·2 pending applications·1 citations·filing 2011–2019
15Inventor score
Top patents by PatentIndex Score
3 records- 0167US11448150B2Engine control device and engine control methodHITACHI ASTEMO LTD·Filed 2019·Granted Sep 20, 2022·1 cites·13 claims
- 0249US2013102461A1Absorbent Sheet and Method for Producing SameAKIYAMA TSUTOMU·Filed 2011·Application pending·0 cites
- 0346US2014315034A1Absorbent Sheet and Method for Producing the SameASAHI KASEI CHEMICALS CORP·Filed 2014·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Yoshimasa Ishikawa 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 →