Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6751978 | Transition fitting | Jay P. Griswold, Philip C. Hawken, Robert Moses | 2004-06-22 |
| 6722575 | Temperature sensing adapter and automatic temperature regulating mixing valve constructed therewith | Philip C. Hawken, James E. Pearson | 2004-04-20 |