Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6507509 | Nonvolatile memory | Youichi Ohtsuka, Junichi Sone, Jaw-Shen Tsai, Yasunobu Nakamura | 2003-01-14 |
| 5727929 | Exhaust apparatus and vacuum pumping unit including the exhaust apparatus | Kazutoshi Nagai, Tohru Satake, Hideaki Hayashi | 1998-03-17 |
| 5480286 | Exhaust apparatus and vacuum pumping unit including the exhaust apparatus | Kazutoshi Nagai, Tohru Satake, Hideaki Hayashi | 1996-01-02 |
| 5326227 | Exhaust apparatus with vacuum pump | Kazutoshi Nagai, Tohru Satake, Hideaki Hayashi | 1994-07-05 |
| 5240381 | Exhaust apparatus and vacuum pumping unit including the exhaust apparatus | Kazutoshi Nagai, Tohru Satake, Hideaki Hayashi | 1993-08-31 |