SH

Seigo Hasunuma

HO Hosiden: 2 patents #4 of 18Top 25%
Overall (2003): #43,931 of 273,478Top 20%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6657139 Keyboard 2003-12-02
6504121 Keyboard switch having leg dislodgement preventing mechanism 2003-01-07