MM

Mikiharu Matsumoto

SO Sony: 1 patents #17,262 of 25,231Top 70%
Overall (All Time): #3,507,177 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6542603 Telephone answering unit with caller ID and variable ring sounds Masato Yamagata 2003-04-01