| 7027945 |
Method of self-calibration of pulse rise and fall times |
— |
2006-04-11 |
| 6737023 |
Pipette with improved pipette tip mounting shaft |
James S. Petrek, Kenneth Rainin, Steven T. Nielsen |
2004-05-18 |
| 6732128 |
Reduction of periodic signals in pseudo-random noise produced with direct digital synthesis |
— |
2004-05-04 |
| 6299841 |
Bilaterally symmetrical battery powered microprocessor controlled lightweight hand-holdable electronic pipette |
Kenneth Rainin, James S. Petrek |
2001-10-09 |
| D448853 |
Pipette tip |
Kenneth Rainin, James S. Petrek, Steven T. Nielsen |
2001-10-02 |
| 6254832 |
Battery powered microprocessor controlled hand portable electronic pipette |
Kenneth Rainin, Haakon T. Magnujssen, Jr., William D. Homberg |
2001-07-03 |
| D438981 |
Pipette tip |
Kenneth Rainin, James S. Petrek, Steven T. Nielsen |
2001-03-13 |
| 6197259 |
Easy eject pipette tip |
James S. Petrek |
2001-03-06 |
| D437940 |
Pipette tip |
Kenneth Rainin, James S. Petrek, Steven T. Nielsen |
2001-02-20 |
| 6188971 |
Fast technique for converting temperature readings into values expressed in an engineering unit format |
— |
2001-02-13 |
| 6168761 |
Pipette with improved pipette tip and mounting shaft |
James S. Petrek, Kenneth Rainin, Steven T. Nielsen |
2001-01-02 |
| D426642 |
Electronic pipette |
Kenneth Rainin, James S. Petrek |
2000-06-13 |
| 6007779 |
Refill pack for pipette tip racks |
David J. Lemieux, William D. Homberg, Kent Gordon Moriarty |
1999-12-28 |
| 5942992 |
Fast technique for converting binary numbers into values expressed in an engineering unit format |
— |
1999-08-24 |
| 5807524 |
Pipette tip with pipette surface contamination protector |
James S. Petrek |
1998-09-15 |
| 5792424 |
Manual pipette with delayed-action home position latch |
William D. Homberg, Kenneth Rainin, Haakon T. Magnussen, Jr. |
1998-08-11 |
| 5779984 |
Pipette tip rack and refill pack containing large maximized volume freely nestable pipette tips |
David J. Lemieux, Haakon T. Magnussen, Jr., James S. Petrek, Kenneth Rainin |
1998-07-14 |
| 5748105 |
Fast technique for converting sampled analog measurements of a physical quanity to values expressed in engineering unit format |
— |
1998-05-05 |
| 5642816 |
Pipette tip rack refill plate hold down apparatus |
Kenneth Rainin |
1997-07-01 |
| 5581247 |
Fast technique for converting sampled analog measurements of a physical quantity to values expressed in engineering unit format |
— |
1996-12-03 |
| 5441702 |
Refill pack for pipette tip racks |
David J. Lemieux, Paul K. Chadwick, James S. Petrek, Kenneth Rainin, Haakon T. Magnussen, Jr. +1 more |
1995-08-15 |
| 5392914 |
Refill pack for pipette tip racks |
David J. Lemieux, Paul K. Chadwick, James S. Petrek, Kenneth Rainin, Haakon T. Magnussen, Jr. +1 more |
1995-02-28 |
| 5053340 |
In vitro test for dermal toxic properties |
Hyman C. Bergman, Virginia C. Gordon |
1991-10-01 |