MH

Marc A. Herpfer

OA Oil-Dri Corporation Of America: 4 patents #9 of 53Top 20%
📍 Chicago, IL: #2,537 of 13,327 inventorsTop 20%
🗺 Illinois: #17,877 of 84,256 inventorsTop 25%
Overall (All Time): #1,000,443 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9458475 Clay in ethanol production Robert G. Goss, Laura Kajita, Yasmith Bernal 2016-10-04
6872677 Brick additives and methods for using same Verlyn R. Roskam, Allan S. Lee 2005-03-29
6365536 Method of making bleaching clay Steven T. Council, Dov Shaked 2002-04-02
6093669 Method for selecting raw material for bleaching clay Amos Banin, Dov Shaked, William F. Moll 2000-07-25
5783511 Process for selecting raw material and making a bleaching clay Amos Banin, Dov Shaked, William F. Moll 1998-07-21