Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5308417 | Uniformity for magnetically enhanced plasma chambers | David W. Groechel, Masato Toshima, Robert Steger, Tetsuya Ishikawa, Regga Tekeste +2 more | 1994-05-03 |
| 5288645 | Hydrogen evolution analyzer | Masato Toshima | 1994-02-22 |