Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6862941 | Heat flux measurement pipe and method for determining sprinkler water delivery requirement | Ronald L. Alpert, John L. de Ris | 2005-03-08 |
| 6499357 | Heat flux measurement pipe and method for determining sprinkler water delivery requirement | Ronald L. Alpert, John L. de Ris | 2002-12-31 |