DR

Darren Roberts

Overall (All Time): #2,264,447 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10508739 Mechanical seal assembly Craig McKay, Matthew Brandon Smith 2019-12-17
5811960 Battery-less uninterruptable sequel power supply Robert J. Van Sickle 1998-09-22