Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8430339 | Adjustable sprinkler head riser | Donald Stewart | 2013-04-30 |
| 8246082 | Adjustable sprinkler head riser with cushioning region | Donald Stewart | 2012-08-21 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8430339 | Adjustable sprinkler head riser | Donald Stewart | 2013-04-30 |
| 8246082 | Adjustable sprinkler head riser with cushioning region | Donald Stewart | 2012-08-21 |