MS

Michael J. Schumacher

EP Elmer'S Products: 8 patents #3 of 64Top 5%
SA Sanford: 5 patents #37 of 263Top 15%
📍 Hilliard, OH: #15 of 348 inventorsTop 5%
🗺 Ohio: #5,872 of 73,341 inventorsTop 9%
Overall (All Time): #378,812 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
10843503 Cutter-carrier assembly for use with pencil sharpeners Chris W. Cicenas 2020-11-24
10843504 Pencil sharpener with pencil-centering mechanism 2020-11-24
10207535 Self-cleaning gear assembly for pencil sharpeners 2019-02-19
10124622 Pencil sharpener with pencil-centering mechanism 2018-11-13
9956812 Dual cutter-carrier assembly for use with pencil sharpeners Chris W. Cicenas 2018-05-01
8353323 Sharpener with autostop feature Ben Dunlap, Theo Muir 2013-01-15
8225827 Sharpener with noise reducing features Ben Dunlap 2012-07-24
D639858 Pencil sharpener Jeffrey Ras 2011-06-14
D638473 Pencil sharpener Igor Zemskov 2011-05-24
7776173 Adhesive dispensing system Dana L. Conover, Michael Parrish, Mark Anders, Kevin O'Doherty, Joshua Michael Broehl +3 more 2010-08-17
7654179 Crayon sharpener Michael Parrish 2010-02-02
7415915 Cutting system having an interchangeable rotary blade cartridge Michael Parrish, Mark Anders, Kevin O'Doherty 2008-08-26
7172360 Art instrument Anne Margaret McSweeney 2007-02-06