DJ

Darrell B. Johnson

CA Cbw Automation: 6 patents #2 of 17Top 15%
WE Weatherford/Lamb: 1 patents #476 of 852Top 60%
Overall (All Time): #752,696 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7364031 Split spin bar for use with plastic lid handling system Dale Friesen 2008-04-29
7178600 Apparatus and methods for utilizing a downhole deployment valve Mike A. Luke, Tom Fuller, David J. Brunnert, Brian C. Grayson, David Pavel +1 more 2007-02-20
6227352 High speed article retrieval system 2001-05-08
6065925 Apparatus and method for handling lids David E. Carson, Donald L. Powell 2000-05-23
6036429 High speed article retrieval system 2000-03-14
5863177 Apparatus and method for handling lids David E. Carson, Donald L. Powell 1999-01-26
5542238 Apparatus and method for loading horizontal stacks of containers into a carton George E. Frey 1996-08-06