Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5723799 | Method for production of metal-based composites with oxide particle dispersion | Norimitsu Murayama | 1998-03-03 |
| 4678732 | Method for manufacture of photo-semiconductor | Tadashi Sekiya, Akihiro Tsuzuki | 1987-07-07 |