KY

Katsumi Yamatogi

SO Sony: 5 patents #11 of 1,124Top 1%
Overall (1994): #3,126 of 165,921Top 2%
5
Patents 1994

Issued Patents 1994

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
D348465 Headphone — 1994-07-05
D348466 Headphone — 1994-07-05
D347434 Headphone — 1994-05-31
D345162 Headphone — 1994-03-15
D345163 Headphone — 1994-03-15