Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5641353 | Low hydrogen-content silicon crystal with few micro-defects caused from annealing | Masaaki Koizuka | 1997-06-24 |
AH
Akito Hara
Overall (1997): #180,147 of 185,788Top 100%
1
Patents 1997