Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
WL

William K. Leonard

3M: 21 patents #624 of 11,543Top 6%
GE: 2 patents #13,562 of 36,430Top 40%
MMMinnesota Minning & Manufacturing: 1 patents #2 of 23Top 9%
Saratoga Springs, NY: #15 of 363 inventorsTop 5%
New York: #3,824 of 115,490 inventorsTop 4%
Overall (All Time): #119,145 of 4,157,543Top 3%
31 Patents All Time

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDate
9700912 Fluid transport media John W. Louks 2017-07-11
9235499 System and method for identifying a character-of-interest Joseph James Salvo, John William Carbone, Lynn Ann DeRose, Adam McCann 2016-01-12
8891872 System and method for identifying physical markings on objects Joseph James Salvo, John William Carbone, Lynn Ann DeRose, Daniel John Messier, Bouchra Bouqata +1 more 2014-11-18
8323554 Method and apparatus for electric 2012-12-04
7985060 Method and apparatus for electric treatment of substrates 2011-07-26
7900503 Method of high throughput viscometry 2011-03-08
7758327 Method and apparatus for electric treatment of substrates 2010-07-20
7553440 Method and apparatus for electric treatment of substrates 2009-06-30
7329435 Strand coating device and method 2008-02-12
7311780 Coating device and method using pick-and-place devices having equal or substantially equal periods David Leonard 2007-12-25
7279042 Wet coating improvement station David Leonard, Albert E. Seaver 2007-10-09
6969540 Electrostatic spray coating apparatus and method Albert E. Seaver 2005-11-29
6926772 Strand coating device and method 2005-08-09
6899922 Method for coating a limited length substrate using rotating support and at least one pick-and-place roll David Leonard, Bruce D. Shalles 2005-05-31
6878408 Coating device and method using pick-and-place devices having equal or substantially equal periods David Leonard 2005-04-12
6855374 Method for improving the uniformity of a wet coating on a substrate using at least two wire-wound rods 2005-02-15
6737113 Method for improving the uniformity of a wet coating on a substrate using pick-and-place devices David Leonard, Albert E. Seaver 2004-05-18
6579574 Variable electrostatic spray coating apparatus and method Albert E. Seaver 2003-06-17
5984988 Shaped abrasive particles and method of making same Todd A. Berg, Donley D. Rowenhorst, James G. Berg 1999-11-16
5733608 Method and apparatus for applying thin fluid coating stripes Carl R. Kessel 1998-03-31
5641544 Method and apparatus for applying thin fluid coatings Kurt C. Melancon, Carl R. Kessel 1997-06-24
5599602 Double-sided pressure-sensitive adhesive tape and method of making Kirit C. Mody, Richard J. Rolando 1997-02-04
5589122 Method of making double-sided pressure-sensitive adhesive tape Kirit C. Mody, Richard J. Rolando 1996-12-31
5587184 Coating die with slot thickness control Stephen W. Mohn, Timothy J. Edman, Phillip D. Schiller 1996-12-24
5525376 Multiple layer coating method 1996-06-11