Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4837120 | Electrophotographic photoconductor having cylindrical base support of specific phenol resin | Hiroshi Tamura, Atsushi Kutami, Yoshihiro Takada | 1989-06-06 |
HA
Hideki Akiyoshi
Overall (1989): #105,835 of 140,708Top 80%
1
Patents 1989