TH

Tadashige Hakoyama

TK Tokyo Keiki: 1 patents #1 of 6Top 20%
Overall (2023): #237,202 of 537,848Top 45%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11776411 Ship navigation assisting device Osamu Yagi 2023-10-03