HJ

Harold D. Johnson

GM Graco Minnesota: 1 patents #4 of 16Top 25%
HS Halliburton Energy Services: 1 patents #87 of 285Top 35%
📍 Zimmerman, MN: #1 of 4 inventorsTop 25%
🗺 Minnesota: #587 of 4,549 inventorsTop 15%
Overall (2002): #63,725 of 266,432Top 25%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6357300 Preset fluid dispensing meter Steven Plager 2002-03-19
6349763 Electrical surface activated downhole circulating sub James W. Estep, Albert C. Odell, II 2002-02-26