| 6875405 |
Tube rack |
Gregory Mathus, Daniel J. Seguin |
2005-04-05 |
| 6372293 |
Test tube with data matrix code markings |
Gregory Mathus, Daniel J. Seguin |
2002-04-16 |
| 6235244 |
Uniformly expandable multi-channel pipettor |
Dave Allen, Robert Zier, George P. Kalmakis, Gary E. Nelson |
2001-05-22 |
| 6123905 |
Pipettor including an indicator and method of use |
George P. Kalmakis, Gary E. Nelson |
2000-09-26 |
| 6066297 |
Small sample volume displacement pipette tips |
Robert Zier, Jean P. Boucher |
2000-05-23 |
| 6019225 |
Pipette tip rack with array of interconnected sleeves |
George P. Kalmakis, Dan Seguin, Robert Zier, Gary E. Nelson |
2000-02-01 |
| D416625 |
Pipette tip |
Jean P. Boucher |
1999-11-16 |
| D384418 |
Pipette tip |
Joseph A. Del Genio |
1997-09-30 |
| D325974 |
Multi-channel pipetter |
George P. Kalmakis, Matthew D. Bantly, Jack R. Harkins |
1992-05-05 |
| 5061449 |
Expandable multi-channel pipetter |
Gary E. Nelson, Laurence Keene, George P. Kalmakis |
1991-10-29 |
| 5057281 |
Adjustable multi-channel pipetter |
Gary E. Nelson, R. Laurence Keene, George P. Kalmakis |
1991-10-15 |
| 4896270 |
Computer controlled pipetting system |
George P. Kalmakis, R. Laurence Keene, Gary E. Nelson |
1990-01-23 |
| D299065 |
Pipettor |
George P. Kalmakis, R. Laurence Keene, Gary E. Nelson |
1988-12-20 |