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USPTO Patent Rankings Data through Dec 31, 2025
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Robert E. Kolb — 44 Patents

3M: 38 patents #235 of 11,543Top 3%
DGDyneon Gmbh: 6 patents #2 of 53Top 4%
Saint Paul, MN: #20 of 620 inventorsTop 4%
Minnesota: #1,110 of 52,454 inventorsTop 3%
Overall (All Time): #66,838 of 4,157,543Top 2%
44 Patents All Time
Robert E. Kolb has been granted 44 US patents while listed as an inventor at 3M. The first was granted in 1981 and the most recent in April 2007. Robert E. Kolb ranks #66,838 of 4,157,543 US inventors in our database (top 1.6%). Patent records list Robert E. Kolb in Saint Paul, MN, US.

Issued Patents All Time

Showing 1–25 of 44 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7208553 Fluoropolymer curing system Werner M. A. Grootaert, Klaus Hintzer 2007-04-24 $59,862,000
7094839 Process for making a fluoroelastomer Werner M. A. Grootaert, Klaus Hintzer, Bernhard Hirsch, Harald Kaspar, Gernot Lohr +1 more 2006-08-22 $16,436,000
7019083 Fluoroplastic polymers having nitrogen-containing cure sites Werner M. A. Grootaert, Klaus Hintzer, Tilman C. Zipplies 2006-03-28 $18,963,000
6943228 Ultraclean fluoroelastomer suitable for use in the manufacturing of electronic components Werner M. A. Grootaert, Klaus Hintzer, Bernhard Hirsch, Harald Kaspar, Gernot Lohr +1 more 2005-09-13 $22,691,000
6933357 Ultra-clean fluoropolymers Werner M. A. Grootaert, Georg Burkard, William D. Coggio, Klaus Hintzer, Bernhard Hirsch +2 more 2005-08-23 $24,292,000
6916871 Composition and method for making a fluoroelastomer Erik D. Hare, William D. Coggio, Klaus Hintzer, Peter J. Scott, Alain Verschuere +1 more 2005-07-12 $23,784,000
6890995 Fluoropolymer compositions Werner M. A. Grootaert, Klaus Hintzer 2005-05-10 $30,723,000
6887927 Fluoropolymer compositions containing a nitrogen cure site monomer and a sulfone or sulfoxide compound Werner M. A. Grootaert 2005-05-03 $24,201,000
6846880 Fluoropolymer compositions Werner M. A. Grootaert 2005-01-25 $27,182,000
6844388 Fluoropolymer compositions containing a nitrogen cure site monomer Werner M. A. Grootaert, Klaus Hintzer 2005-01-18 $23,114,000
6833043 Elastomer compositions for bonding to fluoropolymers Edward E. Parsonage 2004-12-21 $25,649,000
6803425 Fluoropolymers having pendant imidate structures Klaus Hintzer, Werner M. A. Grootaert, Franz Maerz, Werner Schwertfeger 2004-10-12 $18,089,000
6794457 Fluoropolymer curing system containing a nitrogen cure site monomer Werner M. A. Grootaert, Klaus Hintzer 2004-09-21 $25,607,000
6773755 Process for preparing a multi-layer article having a fluoroplastic layer and an elastomer layer Tatsuo Fukushi, Craig R. Hoff, Steven J. Wellner, Attila Molnar 2004-08-10 $23,421,000
6720360 Ultra-clean fluoropolymers Werner M. A. Grootaert, Georg Burkard, William D. Coggio, Klaus Hintzer, Bernhard Hirsch +2 more 2004-04-13 $19,032,000
6657012 Metal amine complex containing fluoropolymer compositions Werner M. A. Grootaert 2003-12-02 $17,705,000
6657013 Imidate-containing fluoropolymer compositions Werner M. A. Grootaert, Klaus Hintzer, Werner Schwertfeger 2003-12-02 $17,705,000
6613846 Curable fluoroelastomer compositions comprising hydro siloxanes or hydro silazanes Klaus Hintzer, Peter J. Scott, Erik D. Hare, William D. Coggio 2003-09-02 $8,525,000
6593416 Fluoropolymers Werner M. A. Grootaert, William D. Coggio, Klaus Hintzer, Gernot Lohr 2003-07-15 $16,943,000
6566455 Fluoropolymer composition with organo-onium and blocked oxalate and carbonate compounds Naiyong Jing, Brant U. Kolb 2003-05-20 $25,083,000
6562911 Fluoropolymer composition with organo-onium and blocked oxalate compounds Naiyong Jing, Brant U. Kolb 2003-05-13 $22,888,000
6482522 Elastomer compositions for bonding to fluoropolymers Edward E. Parsonage 2002-11-19
6465576 Fluoroelastomer compositions and articles made therefrom Werner M. A. Grootaert 2002-10-15
6359166 Oxalate ester blocked phenols Naiyong Jing, Brant U. Kolb 2002-03-19 $16,195,000
6346328 Composite articles including a fluoropolymer Edward E. Parsonage, Attila Molnar, Thomas J. Blong 2002-02-12