Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8297000 | Rain gutter cover | — | 2012-10-30 |
| 6308464 | Reelable downspout for a rain gutter | — | 2001-10-30 |
| 6098345 | Reelable rain gutter cover | David R. Demartini | 2000-08-08 |
| 5638643 | New and useful improvements in rain gutter devices and methods of making same | David R. Demartini | 1997-06-17 |
| 5333417 | Laminar flow generation devices | — | 1994-08-02 |
| 4796390 | Rain gutter devices | — | 1989-01-10 |
| 4497146 | Hangers for rain gutter devices | — | 1985-02-05 |
| 4404775 | Rain gutter devices | — | 1983-09-20 |