Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6756421 | Dental glass ionomer cement composition | Atsuhiro Todo, Toshihiro Sekiguchi, Kazuo Hirota | 2004-06-29 |
| 6355585 | Glass powder for glass ionomer cement | Yoshimasa Suzuki, Masaaki Kaneko, Kazuo Hirota | 2002-03-12 |
| 6264472 | Method for setting dental glass ionomer cement | Kazuo Hirota | 2001-07-24 |