Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6390831 | Shelf-type telecommunications device including main and sub back wired boards connected by relay connectors | Shozo Shimada, Hirofumi Imabayashi, Mitsuo Kaetsu, Takashi Sekiguchi | 2002-05-21 |