Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9745184 | Fluid dispensing apparatus with pre-heated valve | Denis E. Keyes | 2017-08-29 |
| 8863986 | Time volumetric fluid dispensing apparatus | Denis E. Keyes | 2014-10-21 |
| 8444015 | Fluid dispensing apparatus | Denis E. Keyes | 2013-05-21 |
| 7753232 | Fluid dispensing apparatus | Denis E. Keyes | 2010-07-13 |
| 5680960 | Volumetric fluid dispensing apparatus | Denis E. Keyes, James V. Curcio | 1997-10-28 |
| 5480063 | Volumetric fluid dispensing apparatus | Denis E. Keyes, James V. Curcio | 1996-01-02 |
| 5090594 | Volumetric fluid dispensing apparatus and method | Denis E. Keyes, James V. Curcio | 1992-02-25 |
| 4393730 | Unidirectional detent gate | — | 1983-07-19 |