Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5610208 | Water-absorbent agent, method for production thereof, and water-absorbent composition | Yorimichi Dairoku, Kinya Nagasuna, Yoshihiko Masuda, Yoshihiro Motono, Kunihiko Ishizaki | 1997-03-11 |
| 5602073 | Thermal transfer sheet | — | 1997-02-11 |
| 5599763 | Absorbent material, absorbent body, and method for production thereof | Kazumasa Kimura, Tadao Shimomura | 1997-02-04 |