TY

Tamotsu Yamamoto

Sumitomo Electric Industries: 2 patents #693 of 4,178Top 20%
📍 Kawasaki, CA: #17 of 43 inventorsTop 40%
Overall (2004): #38,698 of 270,089Top 15%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6794982 Multidirectional input device and electronic apparatus comprising it Hiroto Inoue, Hiroyasu Okada, Masaki Sawada, Keiji Kaizaki 2004-09-21
6750408 Multi-directional operation switch and multi-directional input device using the same Hiroto Inoue, Hiroyasu Okada, Masaki Sawada 2004-06-15