TN

Tsuyoshi Narusawa

AC Alps Electric Co.: 3 patents #18 of 324Top 6%
Overall (2003): #19,914 of 273,478Top 8%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6624369 Keyboard device and method for manufacturing the same Takayuki Ito 2003-09-23
6597344 Key switch disposed on keyboard input device and method of producing the same Masaaki Kageyama 2003-07-22
6556186 Keyboard input device with pointing device for controlling cursor position on graphic display and the like Masaru Komatsu, Shinji Hirano 2003-04-29