Inventor · disambiguated record
Masumi Akamine
Also filed as: AKAMINE MASUMI
3 granted patents·94 citations·filing 1994–1999
74Inventor score
Top patents by PatentIndex Score
3 records- 0180US5567089ABlock for contstructing retaining wall and constructed retaining wall structureFiled 1994·Granted Oct 22, 1996·55 cites·6 claims
- 0250US5707183ABlock for a retention wall of leaning type, retaining wall constructed with blocks therefor, and methods for the preparation and construction thereofMASU KOZOKIKAKU CO LTD·Filed 1995·Granted Jan 13, 1998·22 cites·12 claims
- 0337US6250038B1Block for retaining wall and method for the construction of retaining wall using the sameAKAMINE MASUMI·Filed 1999·Granted Jun 26, 2001·17 cites·18 claims
Join the waitlist — get patent alerts
Get an alert when Masumi Akamine 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 →