Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5631755 | Layered inorganic compound-containing phase retarder | Taiichi Sakaya, Toshiya Kuroda, Koji Higashi, Akiko Shimizu | 1997-05-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5631755 | Layered inorganic compound-containing phase retarder | Taiichi Sakaya, Toshiya Kuroda, Koji Higashi, Akiko Shimizu | 1997-05-20 |