Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4829028 | Process for producing an alumina-zirconia composite sintered material | Ichiro Seki, Akihiko Fujii, Akihiro Kano, Isao Isa | 1989-05-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4829028 | Process for producing an alumina-zirconia composite sintered material | Ichiro Seki, Akihiko Fujii, Akihiro Kano, Isao Isa | 1989-05-09 |