Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6653144 | Method and an apparatus for analyzing trace impurities in gases | Akira Nishina | 2003-11-25 |
| 6617613 | Array of light emitting devices with extended lifetime and high luminescence | Mikiko Matsuo, Hisanori Sugiura, Naohide Wakita | 2003-09-09 |
| 6523567 | Apparatus and process for supplying gas | Tsutomu Kikuchi, Akira Nishina | 2003-02-25 |