Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5663026 | Magnetic toner, process cartridge and image forming method | Takashige Kasuya, Koichi Tomiyama, Hiroshi Yusa, Takakuni Kobori, Masaichiro Katada | 1997-09-02 |
HS
Hiroyuki Suematsu
Overall (1997): #140,521 of 185,788Top 80%
1
Patents 1997