YK

Yoshinao Konishi

NE NS Sumikin Engineering: 1 patents #7 of 49Top 15%
Overall (2017): #186,710 of 506,227Top 40%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9816284 Retrofitting structure for existing building — 2017-11-14