Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4354172 | System of generating synchronizing signals in a navigational light group | Isaburo Takeyasu, Koichi Nagamachi | 1982-10-12 |
| 4346391 | Recorder | Shoji Koizumi | 1982-08-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4354172 | System of generating synchronizing signals in a navigational light group | Isaburo Takeyasu, Koichi Nagamachi | 1982-10-12 |
| 4346391 | Recorder | Shoji Koizumi | 1982-08-24 |