Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6373267 | Ball grid array-integrated circuit testing device | — | 2002-04-16 |
| 6089463 | Cooling system of a semiconductor testing device | — | 2000-07-18 |
| 6005762 | Cooling system of a semiconductor testing device using a control computer | — | 1999-12-21 |
| 5305331 | Data logging apparatus with memory and pattern testing device | Toshiya Sato, Akira Shimizu, Hirohisa Ooishi | 1994-04-19 |