DG

Dennis W. Gilstad

NC Nippon Colin Company: 2 patents #8 of 42Top 20%
📍 San Antonio, TX: #136 of 5,017 inventorsTop 3%
🗺 Texas: #4,546 of 125,132 inventorsTop 4%
Overall (All Time): #146,357 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
9879507 Adaptive stimulation system Barbara C. Gilstad 2018-01-30
9777556 Adaptive stimulation system Barbara C. Gilstad 2017-10-03
9169707 Tunable down-hole stimulation array Barbara C. Gilstad 2015-10-27
9080690 Tunable check valve Barbara C. Gilstad 2015-07-14
9027636 Tunable down-hole stimulation system Barbara C. Gilstad 2015-05-12
8944409 Tunable fluid end Barbara C. Gilstad 2015-02-03
8939200 Tunable hydraulic stimulator Barbara C. Gilstad 2015-01-27
8905376 Tunable check valve Barbara C. Gilstad 2014-12-09
8827244 Tunable fluid end Barbara C. Gilstad 2014-09-09
8746654 Tunable fluid end Barbara C. Gilstad 2014-06-10
8720857 Tunable fluid end Barbara C. Gilstad 2014-05-13
8708306 Tunable valve assembly Barbara C. Gilstad 2014-04-29
8567753 Tunable valve assembly Barbara C. Gilstad 2013-10-29
8567754 Tunable valve assembly Barbara C. Gilstad 2013-10-29
8550425 Impulse tolerant valve assembly Barbara C. Gilstad 2013-10-08
8496224 Tunable valve assembly Barbara C. Gilstad 2013-07-30
8403337 Multifunction ring Barbara C. Gilstad 2013-03-26
8292301 Multifunction ring Barbara C. Gilstad 2012-10-23
8292260 Impulse tolerant valve assembly 2012-10-23
8276918 Plunger seal ring Barbara C. Gilstad 2012-10-02
8267371 Impulse tolerant valve body 2012-09-18
8210542 Plunger seal ring 2012-07-03
7716761 Adaptive positioning system Barbara C. Gilstad, Elizabeth A. McGuigan, John R. H. Gilstad 2010-05-18
5632335 Well tubing and pump rod protector Wallace R. Campbell 1997-05-27
4880304 Optical sensor for pulse oximeter Jonathan Paul Jaeb, Ronald L. Branstetter 1989-11-14