Inventor · Elkton, MD, US

Gary W. Howell

22Patents
12h-index
11Co-inventors
78Inventor score

Filing activity: Dec 5, 1974 → May 2, 2007

Most-cited inventions

PatentTitleAreaCited byStatus
US5551941A Automatic sample container handling centrifuge and a rotor for use therein Emerging Cross-Sectional Technologies 92 Expired
USD435649S Bottle for dialysis machine General 57 Expired
USD435648S Bottle for a dialysis machine General 53 Expired
US5139946A Dot matrix membrane cell expansion Emerging Cross-Sectional Technologies 47 Expired
US5068195A Dot matrix membrane cell expansion and maintenance vessel Chemistry; Metallurgy 29 Expired
US4820497A Movable cleaning assembly for an aspirating needle Emerging Cross-Sectional Technologies 27 Expired
US6355161B1 Bottles for dialysis machines and method for automatically identifying such bottles Human Necessities 26 Expired
USD435647S Bottle for dialysis machine General 21 Expired
US5921148A Method for stabilizing a centrifuge rotor Emerging Cross-Sectional Technologies 18 Expired
US4863693A Analysis instrument having a blow molded reaction chamber Emerging Cross-Sectional Technologies 18 Expired
US3951167A Fluid handling assembly Emerging Cross-Sectional Technologies 18 Expired
USRE36341E Automatic sample container handling centrifuge and a rotor for use therein General 15 Expired
US5827168A Apparatus for stabilizing a centrifuge rotor Emerging Cross-Sectional Technologies 12 Expired
USD435646S Bottle for a dialysis machine General 11 Expired
US4714210A Dispensing apparatus Performing Operations; Transporting 11 Expired
US4428511A Fluid handling apparatus having a fluid metering volume therein Emerging Cross-Sectional Technologies 10 Expired
US5851170A Centrifuge with cam selectable rotational angles and method for unloading same Performing Operations; Transporting 8 Expired
US4380257A Method and apparatus for processing fluid materials Physics 4 Expired
US7525044B2 Wireway section with hinged cover Fixed Constructions 4 Active
US4002070A Sample injection system Emerging Cross-Sectional Technologies 4 Expired
US7806820B2 Automatic balancing device and system for centrifuge rotors Emerging Cross-Sectional Technologies 3 Active
US6408956B1 Feed system for a rotary drill tower Fixed Constructions 3 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.