Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6512610 | Device and method for testing of multi-branch optical network | Takao Minami, Nobuaki Takeuchi, Keiichi Shimizu, Koichi Shinozaki | 2003-01-28 |
| 6310702 | Testing device for multistage multi-branch optical network | Takao Minami, Nobuaki Takeuchi, Naoyuki Nozaki, Koichi Shinozaki | 2001-10-30 |
| 6028661 | Multi-branched optical line testing apparatus | Takao Minami, Nobuaki Takeuchi, Naoyuki Nozaki, Koichi Shinozaki | 2000-02-22 |