DH

David E. Hackett

Caterpillar: 3 patents #54 of 845Top 7%
Overall (2016): #76,232 of 481,213Top 20%
3
Patents 2016

Issued Patents 2016

Patent #TitleCo-InventorsDate
9447740 Engine system having hydraulically actuated gas injector Aaron Michael Brown, Lifeng Wang, Scott F. Shafer, Alan R. Stockner, Martin Lehman 2016-09-20
9303604 Asymmetrical orifice for bypass control Scott F. Shafer, Martin Lehman, Alan W. Wells, Lifeng Wang 2016-04-05
9291133 Shaft arrangement for an axial piston pump assembly Michael E. Pickell, Bryan E. Nelson, Satyasai C. Avasarala 2016-03-22