FG

Frederick G. Grawunde

FP Fluid Controls Pvt.: 3 patents #1 of 8Top 15%
SH Sun Hydraulics: 2 patents #11 of 25Top 45%
Overall (All Time): #996,958 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9273702 Dynamically adjusting counterbalance valve — 2016-03-01
5520217 Directional valve — 1996-05-28
4346733 Control valve — 1982-08-31
4336826 Control valve — 1982-06-29
4305566 Fluid control valve — 1981-12-15