Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6418856 | Passive steering assembly for a guided vehicle | Robin C. Hossfield, David C. Collins, Marvin Fredburg | 2002-07-16 |
JP
John Puhlhorn
Overall (All Time): #3,550,996 of 4,157,543Top 90%
1
Patents All Time