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LITTLEFORD ELIZABETH H

LITTLEFORD
Active Patents
0
Total Holdings
3

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US5054500A Catheter guiding and positioning method Expired / Lapsed 1989-04-13 1991-10-08 9 Details
US4345606A Split sleeve introducers for pacemaker electrodes and the l… Expired / Lapsed 1980-03-24 1982-08-24 12 Details
US4166469A Apparatus and method for inserting an electrode Expired / Lapsed 1977-12-13 1979-09-04 20 Details