Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885628 | Semiconductor integrated circuit device | Yasuo Nagai, Masatoshi Kimura, Kenji Kaneko, Takeaki Okabe, Koozoo Sakamoto | 1989-12-05 |
| 4817197 | Mobile communication apparatus | Katsunori Miyatake, Shuji Urabe, Kazuaki Murota | 1989-03-28 |