RL

Ryan E. Leopold

PI Processing Technologies International: 6 patents #3 of 6Top 50%
PT Processing Technologies: 5 patents #3 of 15Top 20%
Overall (All Time): #435,870 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12358201 Method and apparatus for handling a die unit for a sheet extrusion system Mitchell L. Gritzner, Donovan Petry, Dana R. Hanson 2025-07-15
12296367 Method for handling components of a sheet extrusion system Dana R. Hanson 2025-05-13
11052592 Extruder assembly and method of extruding a meltable material using the extruder assembly Dana R. Hanson 2021-07-06
10406738 Die assembly and method of setting up an extrusion system utilizing the die assembly Dana R. Hanson, Mitchell L. Gritzner 2019-09-10
10350810 Barrel assembly and method of setting up an extrusion system utilizing the barrel assembly Dana R. Hanson, Mitchell L. Gritzner 2019-07-16
10071517 Polymer filter assembly and method of setting up an extruding system utilizing the polymer filter assembly Dana R. Hanson, Mitchell L. Gritzner 2018-09-11
8631925 Adjusting mechanism for rolls on a roll stand assembly Dana R. Hanson 2014-01-21
8342118 Sheet coating system on an apparatus for extrusion forming a sheet product Dana R. Hanson, Mitchell L. Gritzner 2013-01-01
8240180 Height positioning mechanism for roll stand assembly on an apparatus for continuously forming an extruded sheet product Dana R. Hanson, Mitchell L. Gritzner 2012-08-14
8152509 Gap adjusting mechanism for rolls on a roll stand used in the extrusion forming of a sheet product Dana R. Hanson, Mitchell L. Gritzner 2012-04-10
8021140 Linear bearing assembly to guide movement of roll stand on apparatus for forming an extruded sheet product Dana R. Hanson, Mitchell L. Gritzner 2011-09-20