Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4578770 | Method of discriminating sheet | — | 1986-03-25 |
| 4532421 | Apparatus for counting paper sheets | Takashi Sasaoka | 1985-07-30 |
| 4514856 | Apparatus for selecting the precise number within a batch of paper sheets | Mamoru Asai, Hiroyuki Ookawa | 1985-04-30 |