YM

Yasuo Muramatsu

📍 Oshima, JP: #663 of 1,090 inventorsTop 65%
Overall (All Time): #3,525,185 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

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