Inventor

CHRISTIANSON ROLLIN C

US4 patents

⚠️ This page may combine multiple inventors who share the name “CHRISTIANSON ROLLIN C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NASA

1 patent

US5020774AJun 4, 1991

Variable orifice flow regulator

NASA59 citations92

HUSCO INT INC

1 patent

US7387061B2Jun 17, 2008

Control apparatus for hydraulic cylinder

HUSCO INT INC33 citations87

US ARMY

1 patent

US5251663AOct 12, 1993

High-temperature, high-pressure oxygen metering valve

US ARMY31 citations86

PARKER HANNIFIN CORP

1 patent

US7969146B2Jun 28, 2011

Displacement measurement device

PARKER HANNIFIN CORP14 citations80