Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5026621 | Toner for electrophotography | Kazuo Tsubuko, Shinichi Kuramoto, Kazuhiko Umemura | 1991-06-25 |
MO
Makoto Ohkawara
Overall (All Time): #3,879,327 of 4,157,543Top 95%
1
Patents All Time