Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5696580 | Method of and apparatus for measuring absorbance, component concentration or specific gravity of liquid sample | Xu Kexin, Harumi Uenoyama | 1997-12-09 |
| 5615009 | Method of stabilizing spectra in spectrometry | Takeshi Sakura, Yutaka Yamasaki, Kexin Xu, Motonobu Shiomi | 1997-03-25 |