MM

Mikiharu Matsumoto

SO Sony: 1 patents #749 of 2,293Top 35%
Overall (2003): #155,963 of 273,478Top 60%
1
Patents 2003

Issued Patents 2003

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