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Chris Grace — 1 Patent in 2020

HSHalliburton Energy Services: 1 patents #893 of 917Top 100%

Stoneham, MA: #17 of 51 inventorsTop 35%

Massachusetts: #5,137 of 14,474 inventorsTop 40%

Overall (2020): #518,933 of 565,922Top 95%

1 Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
10612336	Rotating control device	Derrick W. Lewis	2020-04-07	$4,307,000