Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4338388 | Electrophotographic element with a phenyhydrazone charge transport layer | Kiyoshi Sakai, Mitsuru Hashimoto | 1982-07-06 |
| 4325871 | Ortho-Bis (2-substituted azostyryl) benzene compounds | Masaomi Sasaki, Mitsuru Hashimoto | 1982-04-20 |