Inventor · disambiguated record
Masamichi Sawaishi
Also filed as: SAWAISHI MASAMICHI
3 granted patents·2 citations·filing 2010–2015
49Inventor score
Technology areasE02D
Top patents by PatentIndex Score
3 records- 0160US8777521B2Steel pipe pile and method of installing the steel pipe pileNAGATA MAKOTO·Filed 2010·Granted Jul 15, 2014·2 cites·16 claims
- 0233US9328475B2Steel pipe pile and steel pipe pile implementation methodSAWAISHI MASAMICHI·Filed 2012·Granted May 3, 2016·0 cites·4 claims
- 0330US10174475B2Rotary press-in steel pipe pileNIPPON STEEL & SUMIKIN ENG CO·Filed 2015·Granted Jan 8, 2019·0 cites·11 claims
Join the waitlist — get patent alerts
Get an alert when Masamichi Sawaishi 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 →