Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5343047 | Ion implantation system | Hiroo Ono, Shuji Kikuchi, Masayuki Tomoyasu, Riki Tomoyoshi | 1994-08-30 |
| 5306921 | Ion implantation system using optimum magnetic field for concentrating ions | Hisato Tanaka | 1994-04-26 |