TO

Toru Okamura

SO Sony: 1 patents #1,440 of 4,065Top 40%
Overall (2011): #141,544 of 364,097Top 40%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7873177 Headphone apparatus and headphone system Naoki Watanabe, Naotaka Tsunoda 2011-01-18