Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6475339 | Method for rapidly determining a pulp kappa number using spectrophotometry | Xin-Sheng Chai | 2002-11-05 |
| 6432142 | Mold for uniform pressing of substrate side faces, and artificial bone of titanium alloy having high biological affinity | Akira Kamiya, Akira Watazu, Katsuyoshi Naganuma | 2002-08-13 |
| 6387298 | Luminescent materials | Akira Kamiya, Akira Watazu, Katsuyoshi Naganuma | 2002-05-14 |