PG

Patrick R. Gruber

CI Cargill, Incorporated: 51 patents #2 of 917Top 1%
GE Gevo: 11 patents #4 of 48Top 9%
📍 Windom, MN: #13 of 2,819 inventorsTop 1%
🗺 Minnesota: #580 of 52,454 inventorsTop 2%
Overall (All Time): #37,062 of 4,157,543Top 1%
62
Patents All Time

Issued Patents All Time

Showing 26–50 of 62 patents

Patent #TitleCo-InventorsDate
6143863 Melt-stable lactide polymer composition and process for manufacture thereof Jeffrey John Kolstad, Eric Stanley Hall, Robin Sue Eichen Conn, Christopher M. Ryan 2000-11-07
6121410 Melt-stable semi-crystalline lactide polymer film and process for manufacture thereof Jeffrey John Kolstad, Christopher M. Ryan, Eric Stanley Hall, Robin Sue Eichen Conn 2000-09-19
6111060 Melt-stable lactide polymer nonwoven fabric and process for manufacture thereof Jeffrey John Kolstad, Christopher M. Ryan, Robin Sue Eichen Conn, Eric Stanley Hall 2000-08-29
6093791 Melt-stable semi-crystalline lactide polymer film and process for manufacture thereof Jeffrey John Kolstad, Christopher M. Ryan, Eric Stanley Hall, Robin Sue Eichen Conn 2000-07-25
6005067 Continuous process for manufacture of lactide polymers with controlled optical purity Eric Stanley Hall, Jeffrey John Kolstad, Matthew L. Iwen, Richard Douglas Benson, Ronald L. Borchardt 1999-12-21
6005068 Melt-stable amorphous lactide polymer film and process for manufacture thereof Jeffrey John Kolstad, Christopher M. Ryan, Eric Stanley Hall, Robin Sue Eichen Conn 1999-12-21
5998552 Viscosity-modified lactide polymer composition and process for manufacture thereof Jeffrey John Kolstad, David R. Witzke, Mark Hartmann, Andrea L. Brosch 1999-12-07
5981694 Melt-stable lactide polymer composition and process for manufacture thereof Jeffrey John Kolstad, Eric Stanley Hall, Robin Sue Eichen Conn, Christopher M. Ryan 1999-11-09
5852166 Paper having a melt-stable lactide polymer coating and process for manufacture thereof Jeffrey John Kolstad, Christopher M. Ryan, Eric Stanley Hall, Robin Sue Eichen Conn 1998-12-22
5849401 Compostable multilayer structures, methods for manufacture, and articles prepared therefrom Ali El-Afandi, Jeffrey John Kolstad, James Lunt, Christopher M. Ryan, James Nangeroni +4 more 1998-12-15
5849374 Compostable multilayer structures, methods for manufacture, and articles prepared therefrom Jeffrey John Kolstad, James Lunt, Christopher M. Ryan, Ali El-Afandi, James Nangeroni +4 more 1998-12-15
5807973 Melt-stable lactide polymer nonwoven fabric and process for manufacture thereof Jeffrey John Kolstad, Christopher M. Ryan, Eric Stanley Hall, Robin Sue Eichen Conn 1998-09-15
5798435 Viscosity-modified lactide polymer composition and process for manufacture thereof Jeffrey John Kolstad, David R. Witzke, Mark Hartmann, Andrea L. Brosch 1998-08-25
5798436 Melt-stable amorphous lactide polymer film and process for manufacture thereof Jeffrey John Kolstad, Christopher M. Ryan, Eric Stanley Hall, Robin Sue Eichen Conn 1998-08-25
5773562 Melt-stable semi-crystalline lactide polymer film and process for manufacture thereof Jeffrey John Kolstad, Christopher M. Ryan, Eric Stanley Hall, Robin Sue Eichen Conn 1998-06-30
5763564 Melt-stable lactide polymer composition and process for manufacture thereof Jeffrey John Kolstad, Eric Stanley Hall, Robin Sue Eichen Conn, Christopher M. Ryan 1998-06-09
5736625 Method for stabilizing proteins with saccharide linked protein polymer conjugates Matthew R. Callstrom, Mark D. Bednarski 1998-04-07
5691154 Enzyme linked immunoassay with stabilized polymer saccharide enzyme conjugates Matthew R. Callstrom, Mark D. Bednarski 1997-11-25
5665474 Paper having a melt-stable lactide polymer coating and process for manufacture thereof Jeffrey John Kolstad, Christopher M. Ryan, Eric Stanley Hall, Robin Sue Eichen Conn 1997-09-09
5639633 Method for synthesizing peptides with saccharide linked enzyme polymer conjugates Matthew R. Callstrom, Mark D. Bednarski 1997-06-17
5594095 Viscosity-modified lactide polymer composition and process for manufacture thereof Jeffrey John Kolstad, David R. Witzke, Mark Hartmann, Andrea L. Brosch 1997-01-14
5585191 Melt-stable amorphous lactide polymer film and process for manufacture thereof Jeffrey John Kolstad, Christopher M. Ryan, Eric Stanley Hall, Robin Sue Eichen Conn 1996-12-17
5539081 Melt-stable lactide polymer composition and process for manufacture thereof Jeffrey John Kolstad, Eric Stanley Hall, Robin Sue Eichen Conn, Christopher M. Ryan 1996-07-23
5536807 Melt-stable semi-crystalline lactide polymer film and process for manufacture thereof Jeffrey John Kolstad, Christopher M. Ryan 1996-07-16
5525706 Melt-stable lactide polymer nonwoven fabric and process for manufacture thereof Jeffrey John Kolstad, Christopher M. Ryan, Eric Stanley Hall, Robin Sue Eichen Conn 1996-06-11