Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5085352 | Dispenser for discharging material and having relatively rotatable male and female screws | Toshiyuki Sasaki | 1992-02-04 |
| 4867593 | Liquid dispenser with valve mechanism and flexible container | Takumi Kurokawa, Tomozo Sekiguchi | 1989-09-19 |