Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5367163 | Sample analyzing instrument using first and second plasma torches | Mitsuyasu Iwanaga | 1994-11-22 |
| 4818863 | Ion source for use in a mass spectrometer | Tsutomu Kobayashi, Eiji Kubota, Tatsuji Kobayashi | 1989-04-04 |