Inventor · Granite City, IL, US

Raymond O'Bear

30Patents
13h-index
18Co-inventors
78Inventor score

Filing activity: Aug 15, 1986 → Jun 3, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
USD382647S Biochemical test card General 161 Expired
US5609828A Sample card Emerging Cross-Sectional Technologies 82 Expired
USD414272S Biochemical card for use in automated microbial machines General 38 Expired
US5766553A Test sample card Emerging Cross-Sectional Technologies 29 Expired
US5916812A Test sample card with polymethylpentene tape Emerging Cross-Sectional Technologies 28 Expired
US5951952A Test sample card Emerging Cross-Sectional Technologies 27 Expired
US5746980A Test sample card with improved air bubble evacuation Emerging Cross-Sectional Technologies 27 Expired
US5932177A Test sample card Emerging Cross-Sectional Technologies 26 Expired
US5800778A Sealant for sample holder Emerging Cross-Sectional Technologies 22 Expired
US6045758A Test sample card with cored features Emerging Cross-Sectional Technologies 22 Expired
US5869005A Test sample card Emerging Cross-Sectional Technologies 21 Expired
US5843380A Test sample card with raised rails Emerging Cross-Sectional Technologies 19 Expired
US5697409A Diluting and pipetting stations for sample testing machine Emerging Cross-Sectional Technologies 14 Expired
USD690216S1 Biochemical test card General 13 Active
US6245295A Sample testing apparatus with high oxygen permeable tape providing barrier for closed reaction chamber Emerging Cross-Sectional Technologies 12 Expired
USD689782S1 Biochemical test card General 11 Active
USD889683S1 Test card General 9 Active
USD689780S1 Biochemical test card for use in automated microbial testing system General 8 Active
USD714172S1 Biochemical test card for use in automated microbial testing systems General 8 Active
USD689781S1 Biochemical test card General 8 Active
USRE34284E Method for assaying proteolytic enzymes General 3 Expired
US9841377B2 Sample test cards Performing Operations; Transporting 3 Active
US5220029A Synthetic proteolytic substrate Emerging Cross-Sectional Technologies 3 Expired
USD962469S1 Test card General 2 Active
US4950593A Improved method for assaying proteolytic enzymes Emerging Cross-Sectional Technologies 2 Expired

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