Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7531940 | Ion introducer employing piezoelectric bimorph element | Tohru Okamoto, Akiko Takahashi | 2009-05-12 |
| 4890770 | Dispensing and closing package for liquid products | Tomoyuki Haga, Kazushi Koinuma, Masatoshi Fujima, Seishi Suzuki | 1990-01-02 |