Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885596 | Recording apparatus | Jiro Egawa, Naruhito Yoshida, Toshihiro Kasai, Naoaki Ide, Hironobu Machida | 1989-12-05 |
| 4876560 | Recording apparatus | Jiro Egawa, Naruhito Yoshida, Toshihiro Kasai, Naoaki Ide, Hironobu Machida | 1989-10-24 |
| 4819019 | Recording apparatus | Jiro Egawa, Naruhito Yoshida, Toshihiro Kasai, Naoaki Ide, Hironobu Machida | 1989-04-04 |