Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8384466 | Semiconductor device | Toshiaki Kawasaki, Yasuhiro Agata, Masanori Shirahama, Katsuya Arai | 2013-02-26 |
| 8232600 | Semiconductor integrated circuit | Katsuya Arai, Hiroaki Yabu | 2012-07-31 |
| 7440248 | Semiconductor integrated circuit device | Katsuya Arai, Masayuki Kamei | 2008-10-21 |