Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7631580 | Wrench for tightening pipe nuts | Jan Lu, Michael M. Arvaneh | 2009-12-15 |
KP
Klaus Philipps
Overall (All Time): #3,343,238 of 4,157,543Top 85%
1
Patents All Time