Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6798518 | Method and apparatus for a derivative spectrometer | Rocco DiFoggio, Arnold Walkow | 2004-09-28 |
| 6683681 | Method and apparatus for a downhole refractometer and attenuated reflectance spectrometer | Rocco DiFoggio, Arnold Walkow | 2004-01-27 |