CK

Calvin Jay Kortman

📍 Holland, MI: #216 of 1,299 inventorsTop 20%
🗺 Michigan: #13,574 of 86,293 inventorsTop 20%
Overall (All Time): #722,248 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
10773856 Container assembly having a cell assembly therein and methods for forming Aaron Michael Dowling 2020-09-15
8839590 Acoustical grid and method of use 2014-09-23
8499956 Cellular container Colton Westrate, Jim Piesko 2013-08-06
6601928 Industrial component holder assembly and rack Mark A. Kortman, Joyce E. Kortman 2003-08-05
6550659 Apparatus for manufacturing industrial component holder assemblies Mark A. Kortman, Joyce E. Kortman 2003-04-22
6464092 Industrial component rack assembly Mark A. Kortman, Joyce E. Kortman 2002-10-15
6305764 Industrial component holder assembly and rack Mark A. Kortman, Joyce E. Kortman 2001-10-23