Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6479814 | Ion source for ion attachment mass spectrometry apparatus | Megumi Nakamura, Toshihiro Fujii | 2002-11-12 |
| 6399213 | Surface treated vacuum material and a vacuum chamber having an interior surface comprising same | — | 2002-06-04 |