Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6526715 | External wall construction | Takuo Ishiko | 2003-03-04 |
| 6527454 | Optical module for receiving and transmitting light signal in optical communication | Takeshi Saito | 2003-03-04 |