Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D396091 | Flap valve actuator for a toilet tank | — | 1998-07-14 |
| 4979241 | Toilet flush control device | Andrew Lazowski, deceased, by Greg C. Empson, administrator, by Jose Vieira, administrator | 1990-12-25 |
| 4945578 | Toilet flush control device | Andrew Lazowski, deceased, by Greg C. Empson, administrator, by Jose Vieira, administrator | 1990-08-07 |
| D301367 | Counterweight for toilet tank | Andrew Lazowski, deceased | 1989-05-30 |
| D301057 | Counterweight for toilet tank | Andrew Lazowski, deceased | 1989-05-09 |