| 7102737 |
Method and apparatus for automated, in situ material detection using filtered fluoresced, reflected, or absorbed light |
Mark Eyolfson, Elton J. Hochhalter, Joe Lee Phillips, David Johnson |
2006-09-05 |
| 6831734 |
Method and apparatus for automated, in situ material detection using filtered fluoresced, reflected, or absorbed light |
Mark Eyolfsou, Elton J. Hochhalter, Joe Lee Phillips, David Johnson |
2004-12-14 |
| 6704107 |
Method and apparatus for automated, in situ material detection using filtered fluoresced, reflected, or absorbed light |
Mark Eyolfson, Elton J. Hochhalter, Joe Lee Phillips, David Johnson |
2004-03-09 |
| 6369887 |
Method and apparatus for automated, in situ material detection using filtered fluoresced, reflected, or absorbed light |
Mark Eyolfson, Elton J. Hochhalter, Joe Lee Phillips, David Johnson |
2002-04-09 |
| 6256094 |
Method and apparatus for automated, in situ material detection using filtered fluoresced, reflected, or absorbed light |
Mark Eyolfson, Elton J. Hochhalter, Joe Lee Phillips, David Johnson |
2001-07-03 |
| 6179448 |
Automated light tuner |
David Johnson, Joe Lee Phillips, Robert James Hatfield |
2001-01-30 |
