Inventor · Long Beach, CA, US

James E. Parker

26Patents
13h-index
9Co-inventors
74Inventor score

Filing activity: Aug 14, 1975 → Nov 13, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US4797260A Antibody testing system Emerging Cross-Sectional Technologies 52 Expired
US4735905A Specimen-gathering apparatus and method Emerging Cross-Sectional Technologies 50 Expired
US6805409B2 Articulated bench Human Necessities 44 Expired
US6387134B1 Prosthetic foot Human Necessities 36 Expired
US5081802A Method and apparatus for lining manhole assemblies and the like Fixed Constructions 35 Expired
US5137691A Antibody testing system with removable air gap Physics 32 Expired
US5084241A Apparatus including a sample petter tube for obtaining reproducible liquid samples of small volume Emerging Cross-Sectional Technologies 28 Expired
US4022576A Method and apparatus for preparation of liquids containing suspended material for examination Performing Operations; Transporting 25 Expired
US5132232A Method and apparatus for preparation of liquids for examination Emerging Cross-Sectional Technologies 22 Expired
US7294097B2 Articulated bench Human Necessities 19 Expired
USD258388S Transparent laboratory slide General 17 Expired
US4310014A Tire pressure indicator integral with tire stem Emerging Cross-Sectional Technologies 17 Expired
US5334538A Gold sol immunoassay system and device Emerging Cross-Sectional Technologies 14 Expired
USD306645S Pregnancy test kit General 13 Expired
USD257791S Pipette General 12 Expired
USD258312S Slide carrousel for use with laboratory microscope General 10 Expired
US7431882B2 Drug test kit Performing Operations; Transporting 10 Expired
USD262057S Transparent laboratory slide General 10 Expired
US4299441A Transparent laboratory slide for examination of liquid specimens Physics 9 Expired
USD285537S Bottle General 8 Expired
US5419870A Antibody testing system Emerging Cross-Sectional Technologies 6 Expired
USD273617S Transparent laboratory slide General 5 Expired
US4020006A Fluid containing dispersed particles simulating leukocytes and method for producing same Emerging Cross-Sectional Technologies 5 Expired
US4703830A Saw buck Emerging Cross-Sectional Technologies 3 Expired
US10837654B2 User interface for thermostat and related devices, systems, and methods Mechanical Engineering; Lighting; Heating 0 Active

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