SK

Sohei Kitayama

SO Sony: 3 patents #344 of 4,065Top 9%
Overall (2011): #35,673 of 364,097Top 10%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D637180 Earphone Yosuke Shimizu, Keiko Densho, Naoki Sugiyama, So Morimoto, Naoto Shimizu 2011-05-03
D634730 Headphone 2011-03-22
D632282 Earphone 2011-02-08