WD

Wilhemus A. deGroot

SG S3 Group: 2 patents #18 of 130Top 15%
Overall (All Time): #2,211,998 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6366355 Real-time in situ multiple gas species sensing method Joseph A. Powell 2002-04-02
6046809 Real-time in situ multiple gas species sensing method Joseph A. Powell 2000-04-04