Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9991119 | Heat treatment method and heat treatment apparatus for semiconductor substrate | Masami Shibagaki | 2018-06-05 |
| 6976813 | Engraving method, engraver cutter holding assembly, and engraver | — | 2005-12-20 |