YM

Yasuo Muramatsu

📍 Oshima, JP: #38 of 175 inventorsTop 25%
Overall (2003): #88,929 of 273,478Top 35%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6631840 Telephone charge management system Masato Yokoi 2003-10-14