Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6190613 | Sample concentration device | Chuichi Watanabe, Akihiko Hosaka, Kunitaka Sato, Masami Morikawa | 2001-02-20 |
| 4298795 | Method and apparatus for introducing samples to a mass spectrometer | Tsugio Takeuchi, Yukio Hirata, Koichi Mochizuki | 1981-11-03 |