Inventor · Mundelein, IL, US

James T. Holen

15Patents
12h-index
35Co-inventors
78Inventor score

Filing activity: Apr 16, 1974 → Apr 23, 1999

Most-cited inventions

PatentTitleAreaCited byStatus
US5320808A Reaction cartridge and carousel for biological sample analyzer Physics 356 Expired
US4018652A Process and apparatus for ascertaining the concentration of microorganism in a water specimen Emerging Cross-Sectional Technologies 162 Expired
US5795784A Method of performing a process for determining an item of interest in a sample Emerging Cross-Sectional Technologies 128 Expired
US5856194A Method for determination of item of interest in a sample Emerging Cross-Sectional Technologies 73 Expired
US3963355A Process and apparatus for analyzing specimens for the presence of microorganisms therein Emerging Cross-Sectional Technologies 61 Expired
US4883763A Sample processor card for centrifuge Emerging Cross-Sectional Technologies 59 Expired
US4207394A Process and apparatus for analyzing specimens for the presence of microorganisms therein Physics 38 Expired
USD273987S Reagent cassette (or the like) General 35 Expired
US4814282A Centrifuge for two-dimensional centrifugation Emerging Cross-Sectional Technologies 30 Expired
US6562298B1 Structure for determination of item of interest in a sample Emerging Cross-Sectional Technologies 20 Expired
USD273807S Sample cup or the like General 16 Expired
USD321057S Test card carousel for a biological analyzer General 13 Expired
USD292230S Sample processor card for use in chemical analysis apparatus General 9 Expired
US4671940A Automatic centrifugal balancing mechanism Performing Operations; Transporting 7 Expired
USD320280S Sample test card for a biological analyzer General 6 Expired

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