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Mark W. DeRouen, Sr.

Eunice, LA: #1 of 2 inventorsTop 50%

Louisiana: #69 of 697 inventorsTop 10%

Overall (2016): #119,719 of 481,213Top 25%

2 Patents 2016

Issued Patents 2016

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
9458702	Method and apparatus for catching and retrieving objects in a riser assembly	—	2016-10-04
9394755	Method and apparatus for catching and retrieving objects in a well	—	2016-07-19