Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7550872 | Current sensor apparatus and method for uninterruptible power supply | Robert Zijlstra, Chris van Kalken, Rajendra Naik, Pradeep V | 2009-06-23 |
FH
Fokke Hoekstra
Overall (All Time): #3,328,593 of 4,157,543Top 85%
1
Patents All Time