Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6855747 | Method of producing ion sensitive film for ion sensor | Tadashi Kawai, Hirohisa Yoshida, Atsuro Tonomura, Naoki Aota | 2005-02-15 |
| 5962961 | Thermal field emission electron gun | Iwao Sakai | 1999-10-05 |
| 4607163 | Device for coupling a liquid chromatograph and a mass spectrometer | — | 1986-08-19 |