Inventor · Wien, AT

Helmut Barta

3Patents
3h-index
7Co-inventors
43Inventor score

Filing activity: Oct 9, 1979 → Sep 22, 1994

Most-cited inventions

PatentTitleAreaCited byStatus
US5464396A Syringe assembly for the storage and application of a biological multi-component material Performing Operations; Transporting 121 Expired
US5540666A Cannula shield and injection syringe system Human Necessities 85 Expired
US4281653A Combined ampule-oneway injection syringe Human Necessities 35 Expired

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