Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5314773 | Black toner for electrophotography | Masahiko Kubo, Akihiro Watanabe, Hironori Maruyama | 1994-05-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5314773 | Black toner for electrophotography | Masahiko Kubo, Akihiro Watanabe, Hironori Maruyama | 1994-05-24 |