Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5878956 | Water conserving sprinkler unit | Erik Djukastein, Carol Burman | 1999-03-09 |
| 5009192 | Animal deterrent apparatus | — | 1991-04-23 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5878956 | Water conserving sprinkler unit | Erik Djukastein, Carol Burman | 1999-03-09 |
| 5009192 | Animal deterrent apparatus | — | 1991-04-23 |