David Robert Adams has been granted 14 US patents while listed as an inventor at ExxonMobil . The first was granted in 1989 and the most recent in December 2023. David Robert Adams ranks #332,869 of 4,157,543 US inventors in our database (top 8.0%). Patent records list David Robert Adams in Rugby, UT, GB.
Patents per Year Patents granted per year, 1989 to 2023 Bar chart with a peak of 5 patents in 1998. peak 5 1989: 2 patents 1989 1991: 1 patents 1991 1997: 2 patents 1997 1998: 5 patents 1998 1999: 1 patents 1999 2001: 1 patents 2001 2012: 1 patents 2012 2023: 1 patents 2023
Issued Patents All Time
Profile Widget
Showing 1–14 of 14 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
D1006918 Weight bag — 2023-12-05
8147688 Stormwater chamber detention system Daniel W. Aberle , Daniel P. Cobb , Gregory W. Byrne 2012-04-03
6245724 Preparation of sulfurized phenol additives intermediates and compositions Philip Skinner , Dennis J. Simpkin 2001-06-12
$261,619,000
5965497 Multigrade lubricating compositions containing no viscosity modifier Paul Brice 1999-10-12
$263,691,000
5827806 Preparation of sulfurized phenol additives intermediates and compositions Philip Skinner , Dennis J. Simpkin 1998-10-27
$522,804,000
5789355 Low volatility lubricating compositions Paul Brice 1998-08-04
$90,969,000
5743012 Piston and piston ring Jonathan D. Philby 1998-04-28
5733852 Lubricating oil compositions — 1998-03-31
$271,950,000
5726134 Multigrade lubricating compositions — 1998-03-10
$186,900,000
5652202 Lubricating oil compositions — 1997-07-29
$114,587,000
5627294 Manufacture of dihydrocarbyl dithiophosphates Patrick F. Ginnelly 1997-05-06
$104,002,000
5020673 Carrying case for personal items — 1991-06-04
4830719 Method for etching piston rings Johnathan D. Philby , Alan D. Pope , David F. Spence , David R. Eastham 1989-05-16
4817791 Combination suitcase-garment bag — 1989-04-04
