Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859560 | Toner for use in electrophotography | Tadashi Nakamura, Yoshiaki Takahashi, Kazuya Maeda | 1989-08-22 |
YK
Yaosuo Kitabatake
Overall (1989): #42,083 of 140,708Top 30%
1
Patents 1989