Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4181424 | Method of and means for synchronously transferring original and copying paper for electrostatic photoduplication | Tadashi Umeda, Masahiro Murakami, Tatsuo Aizawa | 1980-01-01 |