Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12046301 | Semiconductor integrated circuit | Masanori Okinoi, Ryo Azumai, Kiichi Hamasaki | 2024-07-23 |
| 11798635 | Semiconductor integrated circuit | Masanori Okinoi, Ryo Azumai, Kiichi Hamasaki | 2023-10-24 |
| 6909303 | Multichip module and testing method thereof | — | 2005-06-21 |
| 5773743 | Effect control method, an effect control device and a karaoke system using such method and device | Atsushi Kitahara, Shigenori Yokoe | 1998-06-30 |