Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7169361 | Pipette tip reloading system | Christian Deschenes, Douglas R. Boyer | 2007-01-30 |
| 6300637 | Increased ionization efficiency in a mass spectrometer using electron beam trajectory modification | Steven C. Beu | 2001-10-09 |
| 6255648 | Programmed electron flux | Duane P. Littlejohn | 2001-07-03 |
| 6225624 | Precision pressure monitor | Duane P. Littlejohn | 2001-05-01 |
| 5324482 | Pipette tip packaging system | Larry G. Scaramella, Jeffrey F. Boone, Charles O. Peinado, David A. White | 1994-06-28 |
| 4408129 | Constant energy drive circuit for electromagnetic print hammers | Dean W. Skinner | 1983-10-04 |
| 4381532 | Constant energy drive circuit for electromagnetic print hammers | — | 1983-04-26 |
| 4218641 | Analog DC motor velocity control loop | Louis V. Galetto | 1980-08-19 |