Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5618935 | Tricyclic pyrazine compound and electrophotographic photoconductor comprising the same | Masayuki Shoshi, Yumi Ichikawa, Masayuki Koyano, Megumi Kawahara | 1997-04-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5618935 | Tricyclic pyrazine compound and electrophotographic photoconductor comprising the same | Masayuki Shoshi, Yumi Ichikawa, Masayuki Koyano, Megumi Kawahara | 1997-04-08 |