JH

John P. Hartley

JE Jenara Enterprises: 4 patents #2 of 12Top 20%
📍 Blaine, WA: #14 of 61 inventorsTop 25%
🗺 Washington: #23,018 of 76,902 inventorsTop 30%
Overall (All Time): #1,239,787 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8011347 Apparatus and method for pressure relief in an exhaust brake Andre F. Lhote, Vincent Meneely, Gabriel Gavril, Tamara Spence 2011-09-06
7765981 Apparatus and method for pressure relief in an exhaust brake Andre F. Lhote, Vincent Meneely, Gabriel Gavril, Tamara Spence 2010-08-03
7063099 Exhaust gas control valve, apparatus and method of controlling exhaust gas flow 2006-06-20
6880572 Exhaust gas control valve, apparatus and method of controlling exhaust gas flow 2005-04-19