Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6519039 | Gas spectrochemical analyzer, and spectrochemical analyzing method | Yoshio Ishihara, Shang-Qian Wu | 2003-02-11 |
| 6040915 | Analysis method for gases and apparatus therefor | Shang-Qian Wu, Yoshio Ishihara, Tetsuya Kimijima | 2000-03-21 |