Louis A. Errede has been granted 12 US patents while listed as an inventor at 3M . The first was granted in 1980 and the most recent in October 1994. Louis A. Errede ranks #396,045 of 4,157,543 US inventors in our database (top 9.5%). Patent records list Louis A. Errede in North Oaks, MN, US.
Patents per Year Patents granted per year, 1980 to 1994 Bar chart with a peak of 2 patents in 1989. peak 2 1980: 1 patents 1980 1983: 1 patents 1984: 1 patents 1984 1986: 1 patents 1988: 1 patents 1988 1989: 2 patents 1990: 1 patents 1990 1991: 1 patents 1992: 1 patents 1992 1993: 1 patents 1994: 1 patents 1994
Issued Patents All Time
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Showing 1–12 of 12 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
5354603 Antifouling/anticorrosive composite marine structure Carol E. Hendrickson , Dale Robert Anderson 1994-10-11
$4,893,000
5207915 Separation method using controlled pore composite polytetrafluoroethylene article Donald F. Hagen , Craig G. Markell , William V. Balsimo 1993-05-04
$7,281,000
5147539 Controlled pore composite polytetrafluoroethylene article Donald F. Hagen , Craig G. Markell , William V. Balsimo 1992-09-15
$5,182,000
5071610 Method of making a controlled pore composite polytetrafluoroethylene Donald F. Hagen , Craig G. Markell , William V. Balsimo 1991-12-10
$9,414,000
4971736 Method of preparing composite chromatographic article Donald F. Hagen , Steven J. St. Mary 1990-11-20
$6,763,000
4871671 Immobilization of biological cells in polytetrafluoroethylene matrix George R. Hunt 1989-10-03
$3,645,000
4810381 Composite chromatographic article Donald F. Hagen , Steven J. St. Mary , Peter W. Carr 1989-03-07
$11,408,000
4722898 Immobilization of biological cells in polytetrafluoroethylene matrix George R. Hunt 1988-02-02
$39,219,000
4565663 Method for making water-swellable composite sheet James D. Stoesz , George D. Winter, deceased 1986-01-21
$3,253,000
4460642 Water-swellable composite sheet of microfibers of PTFE and hydrophilic absorptive particles James D. Stoesz , Jenny Upton 1984-07-17
$4,608,000
4373519 Composite wound dressing James D. Stoesz , George D. Winter, deceased 1983-02-15
$12,048,000
4207705 Plant nourishment delivery device Patricia M. Ronning 1980-06-17
$3,666,000
