DW

Dennis G. Welygan

3M: 40 patents #212 of 11,543Top 2%
📍 Cottage Grove, MN: #6 of 362 inventorsTop 2%
🗺 Minnesota: #1,280 of 52,454 inventorsTop 3%
Overall (All Time): #79,837 of 4,157,543Top 2%
40
Patents All Time

Issued Patents All Time

Showing 26–40 of 40 patents

Patent #TitleCo-InventorsDate
5733825 Undrawn tough durably melt-bondable macrodenier thermoplastic multicomponent filaments Philip G. Martin, Gary L. Olson 1998-03-31
5616411 Composite abrasive filaments, methods of making same, articles incorporating same, and methods of using said articles Loren L. Barber, Jr., Richard M. Pihl 1997-04-01
5593628 Method of making an orthopedic casting article comprising an apertured, extruded sheet Matthew T. Scholz, Jason L. Edgar 1997-01-14
5584800 Method of enclosing a body member using an apertured, extruded sheet Matthew T. Scholz, Jason L. Edgar 1996-12-17
5571296 Method of making composite abrasive filaments Loren L. Barber, Jr., Richard M. Pihl 1996-11-05
5518794 Abrasive article incorporating composite abrasive filament Loren L. Barber, Jr., Richard M. Pihl 1996-05-21
5491025 Abrasive filaments comprising abrasive-filled thermoplastic elastomer Richard M. Pihl, Duane J. Hayes, Loren L. Barber, Jr., R. Eugene Hardwick, Ronald O. Zemke 1996-02-13
5460883 Composite abrasive filaments, methods of making same, articles incorporating same, and methods of using said articles Loren L. Barber, Jr., Richard M. Pihl 1995-10-24
5443906 Abrasive filaments comprising abrasive-filled thermoplastic elastomer, methods of making same, articles incorporting same and methods of using said articles Richard M. Pihl, Duane J. Hayes, Loren L. Barber, Jr., R. Eugene Hardwick, Ronald O. Zembke, deceased 1995-08-22
5427595 Abrasive filaments comprising abrasive-filled thermoplastic elastomer, methods of making same, articles incorporating same and methods of using said articles Richard M. Pihl, Duane J. Hayes, Loren L. Barber, Jr., R. Eugene Hardwick, Ronald O. Zemke 1995-06-27
5011642 Method of making extruded article Ronald O. Zemke, Walter W. Pawlikowski 1991-04-30
4828902 Extruded article and method of making same 1989-05-09
4732770 Extruded article and method of making the same Ronald O. Zemke 1988-03-22
4634485 Extruded article and method of making the same Ronald O. Zemke 1987-01-06
4631215 Extruded article and method of making the same Ronald O. Zemke 1986-12-23