TN

Tikao Nakagawa

GR Graphtec: 1 patents #22 of 62Top 40%
Overall (All Time): #3,897,050 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4905016 Recorder with a pencil pen and method therefor Nobuyuki Kobayashi, Yukihiro Kaneko, Masatoshi Noguchi, Takamichi Yoshikawa, Masashi Nakamura 1990-02-27