Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849995 | Digital signal transmission system having frame synchronization operation | Hiroshi Takeo, Masanori Kajiwara, Michinobu Ohhata, Takao Moriya, Hiroshi Nakaide +3 more | 1989-07-18 |