Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6162646 | Urine pH indicator system and associated methods | Alfred E. Fox | 2000-12-19 |
| 5339515 | Apparatus for removing and installing valve-spring retainer assemblies and for testing the tension of springs employed thereby | Douglas C. Brackett | 1994-08-23 |