Inventor · Farmington, UT, US

Ralph L. Sonderegger

132Patents
22h-index
109Co-inventors
93Inventor score

Filing activity: Mar 3, 1995 → Apr 22, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US6908459B2 Needleless luer access connector Human Necessities 188 Expired
US7713250B2 Needleless luer access connector Human Necessities 129 Active
US7935080B2 Catheter and introducer needle assembly with needle shield Human Necessities 123 Expired
US8512287B2 Patch-like infusion device Human Necessities 97 Active
US8412300B2 Arterial flashback confirmation chamber Human Necessities 87 Active
USD482447S1 Needleless luer access port General 69 Expired
USD482121S1 Needleless luer access port General 60 Expired
US9522229B2 Infusion device with automatic insertion and introducer needle retraction Human Necessities 52 Active
US8029007B2 Stroller passenger assembly Performing Operations; Transporting 44 Active
US7947032B2 Needleless luer access connector Human Necessities 44 Active
US9364606B2 Patch-like infusion device Human Necessities 38 Active
US8641675B2 Systems and methods for preventing septum damage in an intravascular device Human Necessities 35 Active
USD835262S1 Intravenous catheter assembly General 34 Active
USD819802S1 Catheter adapter General 33 Active
USD655406S1 Vented flushable catheter assembly General 32 Expired
USD884885S1 Pinch clamp General 26 Active
US5617397A Movable internal platform for a disk drive Physics 25 Expired
USD747459S1 Infusion set assembly General 25 Active
USD921887S1 Pinch clamp General 24 Active
USD837368S1 Catheter adapter grip General 24 Active
USD747458S1 Infusion set insertion needle assembly General 23 Active
US9155876B2 Port valve of a blood control catheter Human Necessities 22 Active
USD754843S1 Infusion set assembly General 17 Active
USD756504S1 Infusion set base General 17 Active
US10342918B2 Subcutaneous infusion device Human Necessities 17 Active

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