Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6434306 | Optical cable and manufacturing method thereof | Hiroki Ishikawa, Masakazu Watanabe, Seigo Ujiie, Yuji Sera, Kimio Ando | 2002-08-13 |
| 6411761 | Optical fiber cable | Tomoyuki Yokokawa, Hideyuki Iwata | 2002-06-25 |