Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6915051 | Spacer for optical fiber cable, method for producing said spacer, and optical fiber cable using said spacer | Kazunori Watanabe, Kenji Ito | 2005-07-05 |
| 6795625 | Spacer for optical fiber cable and optical fiber cable using the spacer | Kazunori Watanabe, Kenji Ito | 2004-09-21 |
| 6141472 | Optical cable and optical cable chamber element | Hiroki Ishikawa, Yoshiyuki Suetsugu, Shigeru Tanaka, Hideyuki Iwata, Ryouzo Nishikawa | 2000-10-31 |
| 6122426 | Optical cable and optical cable chamber element | Hiroki Ishikawa, Yoshiyuki Suetsugu, Hideyuki Iwata, Kazunori Watanabe, Ryouzo Nishikawa | 2000-09-19 |