WH

William H. Hirsch

Abbott: 13 patents #451 of 5,431Top 9%
Overall (All Time): #357,415 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5895373 Feeding tube retaining member filling tool Donald J. Goldhardt 1999-04-20
5840065 Feeding tube and method Donald J. Goldhardt, John D. Hall, Jeffrey R. Ross 1998-11-24
D379854 Feeding tube Donald J. Goldhardt 1997-06-10
5411491 Low profile gastrostomy device with one-way cross-slit valve Donald J. Goldhardt 1995-05-02
5391159 Gastrostomy tube with improved internal retaining member Donald J. Goldhardt 1995-02-21
D350201 External retaining device for a feeding tube Donald J. Goldhardt 1994-08-30
5336203 Low profile gastrostomy device with dome Donald J. Goldhardt 1994-08-09
5267969 External retaining device for feeding tube or the like Donald J. Goldhardt 1993-12-07
D335534 Gastrostomy tube Kent E. Iversen 1993-05-11
5167627 Stoma creator gastrostomy device and method for placement of a feeding tube Robert Donald Clegg, Ronald M. Isaac 1992-12-01
5098378 Method of jejunal feeding Carl Joseph Piontek, Kent E. Iversen, Arthur A. Dahl 1992-03-24
5080650 Gastrostomy tube Kent E. Iversen 1992-01-14
5074846 Stoma creator gastrostomy device and method for placement of a feeding tube Robert Donald Clegg, Ronald M. Isaac 1991-12-24
5071405 Gastrostomy tube Carl Joseph Piontek, Kent E. Iversen, Arthur A. Dahl 1991-12-10