Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4841331 | Triboelectric charge application member for toner | Nobuhiro Nakayama, Yasuo Asahina, Yasuaki Iwamoto | 1989-06-20 |
HF
Hiroyuki Fushimi
Overall (1989): #105,619 of 140,708Top 80%
1
Patents 1989