Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4909738 | Artificial teeth for anterior teeth portions | Minoru Ai, Tadaki Kagaya, Akira Hasegawa, Yuji Nakamura, Ikuo Ikeda | 1990-03-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4909738 | Artificial teeth for anterior teeth portions | Minoru Ai, Tadaki Kagaya, Akira Hasegawa, Yuji Nakamura, Ikuo Ikeda | 1990-03-20 |