Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5680066 | Signal transition detector circuit | Takashi Akioka, Masahiro Iwamura, Atsushi Hiraishi, Yuji Yokoyama, Tatsumi Yamauchi +5 more | 1997-10-21 |
| 5619151 | Semiconductor device | Takashi Akioka, Masahiro Iwamura, Atsushi Hiraishi, Yuji Yokoyama, Tatsumi Yamauchi +5 more | 1997-04-08 |