Issued Patents 2016
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9324551 | Mass spectrometer and method of driving ion guide | Junichi Taniguchi, Daisuke Okumura | 2016-04-26 |
| 9230788 | Mass spectrograph apparatus and method of driving ion guide | Daisuke Okumura | 2016-01-05 |