YK

Yoichi Kojima

PC Pentax Precision Co.: 1 patents #6 of 16Top 40%
Overall (2004): #82,598 of 270,089Top 35%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6701093 Integral transmitter-receiver optical communication apparatus and a crosstalk preventive device therefor Tatsuo Gotoh, Homu Takayama, Masakazu Yamagata, Shunichiro Wakamiya 2004-03-02