Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6861644 | Ion trap mass spectrometer | — | 2005-03-01 |
| 5227629 | Quadrupole mass spectrometer | — | 1993-07-13 |
| 4804838 | Inductively-coupled radio frequency plasma mass spectrometer | — | 1989-02-14 |
| 4481415 | Quadrupole mass spectrometer | Tsunezo Takeda | 1984-11-06 |