Thomas B. Dellinger — 16 Patents at ExxonMobil

Thomas B. Dellinger has been granted 16 US patents while listed as an inventor at ExxonMobil. The first was granted in 1981 and the most recent in July 1988. Thomas B. Dellinger ranks #284,196 of 4,157,543 US inventors in our database (top 6.8%). Patent records list Thomas B. Dellinger in Duncanville, TX, US.

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
4754819	Method for improving cuttings transport during the rotary drilling of a wellbore	—	1988-07-05	$42,080,000
4719977	Method of drilling deviated wellbores	—	1988-01-19	$11,864,000
4697651	Method of drilling deviated wellbores	—	1987-10-06	$20,621,000
4646855	Method for raising and lowering a drill string in a wellbore during drilling operations	—	1987-03-03	$13,011,000
4643264	Method for reducing drilling torque in the drilling of a deviated wellbore	—	1987-02-17	$32,943,000
4577700	Method and system for displacing drilling fluid from a drill string in a well drilling system	William G. Boston, James H. Sexton, Robert T. Strong	1986-03-25	$5,520,000
4577701	System of drilling deviated wellbores	Wilton Gravley	1986-03-25	$5,520,000
4573540	Method for drilling deviated wellbores	Eugene A. Hoppe, Charles E. Jones	1986-03-04	$9,861,000
4431068	Extended reach drilling method	Wilton Gravley	1984-02-14	$7,172,000
4428441	Method and apparatus for reducing the differential pressure sticking tendency of a drill string	—	1984-01-31	$7,326,000
4386665	Drilling technique for providing multiple-pass penetration of a mineral-bearing formation	—	1983-06-07	$8,681,000
4384483	Preventing buckling in drill string	Wilton Gravley, John E. Walraven	1983-05-24	$9,196,000
4384616	Method of placing pipe into deviated boreholes	—	1983-05-24	$9,196,000
4384625	Reduction of the frictional coefficient in a borehole by the use of vibration	Wilbur F. Roper	1983-05-24	$9,196,000
4373592	Rotary drilling drill string stabilizer-cuttings grinder	John W. Kelly	1983-02-15	$6,697,000
4246975	Wellbore drilling technique using eccentric tool joints to mitigate pressure-differential sticking	—	1981-01-27	$25,407,000

Thomas B. Dellinger — 16 Patents

Issued Patents All Time

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