Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6886586 | Symmetrical valve configuration | — | 2005-05-03 |
| 6691732 | Hydrant security device | Mikail German, Ken Clark | 2004-02-17 |
| D484026 | Hydrant security device | Mikail German, Ken Clark | 2003-12-23 |
| 5947152 | Check valve and backflow preventer | James F. Martin, Gregory Michael Fuchs | 1999-09-07 |
| 5709240 | Check valve and backflow preventer | James F. Martin, Gregory Michael Fuchs | 1998-01-20 |
| D348017 | Water meter register and housing | Robert J. Poleshuk | 1994-06-21 |
| D348018 | Water meter, register and housing | Robert J. Poleshuk | 1994-06-21 |
| 4893679 | Heat-responsive element for fire protection sprinklers or the like | James M. Martin, Michael A. Fischer | 1990-01-16 |