Patent assignee · COMPANY

Hospal Industrie

66Patents
0Active
66Granted
39Portfolio score

Filing activity: Dec 4, 1980 → Dec 3, 2001

Most-cited patents

PatentTitleAreaCited byStatus
US5702597A Device for preparing a treatment liquid by filtration Human Necessities 208 Expired
US5470483A Device and method for controlling the balance of fluids in an extracorporeal blood circuit Emerging Cross-Sectional Technologies 170 Expired
US5318511A Method and apparatus for controlling the circulation of blood in a single needle circuit Human Necessities 141 Expired
US5744031A Artificial kidney provided with means for determining characteristics of blood Emerging Cross-Sectional Technologies 129 Expired
US6039877A Device and method for preparing a treatment liquid by filtration Human Necessities 124 Expired
US4623450A Artificial kidney Human Necessities 118 Expired
US5178763A Method and apparatus for preparing a substitution liquid Human Necessities 108 Expired
US5366630A Artificial kidney and a method of controlling it Emerging Cross-Sectional Technologies 98 Expired
US5578223A Artificial kidney and method for adjusting a concentration of substance in blood using thereof Emerging Cross-Sectional Technologies 97 Expired
US6110384A Method of determining a parameter indicative of the progress of an extracorporeal blood treatment Human Necessities 84 Expired
US5698090A Artificial kidney for adjusting a concentration of substance in blood Emerging Cross-Sectional Technologies 81 Expired
US4857199A Method and system for pumping two liquids in equal quantities in an artificial kidney Emerging Cross-Sectional Technologies 77 Expired
US6325774A Dialysis apparatus for independently controlling the concentration of at least two ionic substances inside a patient's body Human Necessities 75 Expired
US6260715A Means for the biological purification of a biological fluid Performing Operations; Transporting 75 Expired
USD357312S Fluid cassette General 72 Expired
US4767526A Artificial kidney with automatic regulation of the pressure of the dialyslate as a function of withdrawal of ultrafiltrate Emerging Cross-Sectional Technologies 70 Expired
US5725775A Artificial kidney dosing method Emerging Cross-Sectional Technologies 69 Expired
US4844810A Installation with multiple functions for replacement of the natural filtration of the blood Human Necessities 67 Expired
US5047147A Single-needle artificial kidneys Human Necessities 62 Expired
US5895578A Method of disinfection for a dialysis machine Human Necessities 62 Expired
US4950395A Artificial kidney with moderate exchange rates Human Necessities 57 Expired
US4617115A Artificial kidney with disposable dialysis liquid circuit Human Necessities 54 Expired
US5228889A Device for eliminating bubbles of gas in a flowing liquid Performing Operations; Transporting 52 Expired
US5399157A Method for checking the operation of sensors situated in a dialysis liquid circuit Human Necessities 46 Expired
US6248238A Medical apparatus for the extracorporeal treatment of blood or plasma, and processes for using this apparatus Human Necessities 46 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.