CN

Chikao Nakagawa

GR Graphtec: 1 patents #22 of 62Top 40%
NT NTT: 1 patents #2,911 of 4,871Top 60%
Overall (All Time): #2,193,908 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6778754 Optical fiber wiring apparatus and optical fiber wiring method Mamoru Hirayama, Koichi Arishima, Tsuneo Tamagaki, Masayuki Sasaki 2004-08-17
5701816 Heat-sensitive type mimeographic screen forming apparatus Yuichi Fujiwara, Hiromi Ito, Yoshinori Kobayashi 1997-12-30