JH

John M. Hennen

EN Entegris: 9 patents #65 of 643Top 15%
FL Fluoroware: 2 patents #20 of 68Top 30%
📍 Carver, MN: #6 of 66 inventorsTop 10%
🗺 Minnesota: #5,782 of 52,454 inventorsTop 15%
Overall (All Time): #370,803 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
12151868 Bulk container having steel overpack Raymond Wolf, Dale Maenke, Jacob Littfin 2024-11-26
9556012 Pressurized system for dispensing fluids John A. Leys, Michael L. Johnson 2017-01-31
9505603 Single use dispense head with key code 2016-11-29
8844774 Pressurized system for dispensing fluids John A. Leys, Michael L. Johnson 2014-09-30
8561855 High-volume fluid dispense system Barry L. Rauworth, James C. Linder 2013-10-22
8464499 Method of filling a drum having an RFID identification tag Wayne Asp, Jeffrey J. McKenzie 2013-06-18
7806151 Drum cap venting device Jeffrey J. McKenzie 2010-10-05
7760104 Identification tag for fluid containment drum Wayne Asp, Jeffrey J. McKenzie 2010-07-20
7156254 Blow molded drum Barry L. Rauworth 2007-01-02
6955185 High volume dispense head with seal verification and low foam return line Barry L. Rauworth 2005-10-18
6045000 Blow molded drum Barry L. Rauworth 2000-04-04
5597085 Composite, pressure-resistant drum type container Barry L. Rauworth 1997-01-28
5108015 Multiple tube to bung coupling Barry L. Rauworth 1992-04-28