Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7600440 | Air displacement apparatus for use with a fluid transfer device | Doug Bensley, James Seymour, Janet Bensley | 2009-10-13 |
| 6322337 | Liquid dispensing systems and methods | Douglas S. Bensley, John E. Barney, Frank Dimaggio, Dikran Babikian | 2001-11-27 |
| 6302662 | Liquid dispensing systems and methods | Douglas S. Bensley, John E. Barney, Frank Dimaggio | 2001-10-16 |
| 5863187 | Two position rotary reciprocating pump with liquid displacement flow adjustment | Douglas S. Bensley | 1999-01-26 |
| 5312233 | Linear liquid dispensing pump for dispensing liquid in nanoliter volumes | Raymond A. LeBlanc, Douglas S. Bensley, Vernon Zeitz, John E. Barney | 1994-05-17 |