DH

Don Hess

IBM: 1 patents #44,794 of 70,183Top 65%
Overall (All Time): #785,685 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12364207 System for using pulsed electromagnetic frequencies and electrohydrodynamic flows for improved plant growth 2025-07-22
7803213 Apparatus and method for enhancing filtration 2010-09-28
7404847 Apparatus and method for enhancing filtration 2008-07-29
7175695 Apparatus and method for enhancing filtration 2007-02-13
5352326 Process for manufacturing metalized ceramic substrates Douglas A. Cywar, Christian Lalonde 1994-10-04
4180884 Fingernail cleaning apparatus JoAnna B. Hess 1980-01-01