DK

Donald E. Krintzline

NM National Machine: 6 patents #6 of 50Top 15%
Overall (All Time): #835,869 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10300515 Point forming processes Thomas E. Hay 2019-05-28
8813533 Point forming processes Thomas E. Hay 2014-08-26
7784318 Turned blank monitor Laurence W. Kelbley, Thomas E. Hay 2010-08-31
7712221 Method of cold-forming near net shape metal roller blanks for anti-friction bearings Mark W. Bordner 2010-05-11
7634934 Forged roller Mark W. Bordner 2009-12-22
7377042 Method of cold-forming near net shape metal roller blanks for anti-friction bearings Mark W. Bordner 2008-05-27