Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11805867 | System and method for enhancing the utility of smartwatches in combination with mechanical and other conventional watches | — | 2023-11-07 |
| 11103033 | System and method for enhancing the utility of smartwatches in combination with conventional watches | — | 2021-08-31 |
| 8439062 | Flood preventing system, and method of use | Zachary J. Ziegenbein, Zebadiah W. Ziegenbein | 2013-05-14 |
| 8402984 | Flood preventing system, and method of use | Zachary J. Ziegenbein, Zebadiah W. Ziegenbein | 2013-03-26 |
| 5893393 | Combination selector and shut off valve | Larry Erdkamp | 1999-04-13 |
| D371188 | Self draining shut-off valve | — | 1996-06-25 |
| 5125576 | Container rinse system for agricultural sprayer | — | 1992-06-30 |
| 4729490 | Automatic touch actuated door opener | — | 1988-03-08 |
| 4609122 | Automatic touch actuated door opener | — | 1986-09-02 |