Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820686 | Sheet for heat transference | Yoshikazu Ito, Masaki Kutsukake, Mineo Yamauchi, Masanori Saito, Atsushi Takano +2 more | 1989-04-11 |
| 4820687 | Image receiving sheet and process for producing the same | Sadanobu Kawasaki, Mineo Yamauchi | 1989-04-11 |