KK

Katsuyuki Katayama

AC Alps Electric Co.: 1 patents #45 of 151Top 30%
Overall (1997): #123,019 of 185,788Top 70%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D386488 Data entry keyboard Masaaki Kageyama, Hideki Ito, Yoshirou Koutaka, Takahiro Murakami, Hiromi Chiba 1997-11-18