Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
RP

Randall D. Partridge — 70 Patents

ExxonMobil: 69 patents #72 of 10,161Top 1%
Toyota: 8 patents #3,687 of 26,838Top 15%
CICorning Incorporated: 4 patents #1,307 of 3,890Top 35%
GRGeorgia Tech Research: 1 patents #1,150 of 2,755Top 45%
TLToyota Central R&D Labs: 1 patents #823 of 1,657Top 50%
Califon, NJ: #2 of 128 inventorsTop 2%
New Jersey: #465 of 69,400 inventorsTop 1%
Overall (All Time): #29,186 of 4,157,543Top 1%
70 Patents All Time
Randall D. Partridge has been granted 70 US patents while listed as an inventor at ExxonMobil. The first was granted in 1983 and the most recent in October 2024. Randall D. Partridge ranks #29,186 of 4,157,543 US inventors in our database (top 0.70%). Patent records list Randall D. Partridge in Califon, NJ, US.

Issued Patents All Time

Showing 1–25 of 70 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12129436 Liquid phase adsorptive separation of cycloparaffins from hydrocarbon mixture Changyub Paek, Joseph M. Falkowski, Yogesh V. Joshi, Carmen C. Lasso 2024-10-29 $1,336,614,000
11873453 Adsorptive process for separation of isoparaffinic lube base stock from lower quality oils Changyub Paek, Yogesh V. Joshi, Carmen C. Lasso, Scott J. Weigel 2024-01-16 $1,101,755,000
11634371 Advanced adsorptive separation processes for molecular class separation Changyub Paek, Yogesh V. Joshi, Jayashree Kalyanaraman, Joseph M. Falkowski 2023-04-25 $851,868,000
11377605 Molecular separations process Benjamin A. McCool, Carla S. Pereira, Dhaval A. Bhandari 2022-07-05 $272,121,000
11325111 Catalysts and methods of making the same Paul Podsiadlo, Quanchang Li, David C. Calabro, Kiara M. Benitez, Machteld M. W. Mertens +2 more 2022-05-10 $357,630,000
11186788 Methods for separating wax products from hydrocarbon feedstreams Benjamin A. McCool, Yogesh V. Joshi, Dhaval A. Bhandari, Roberto Garcia 2021-11-30 $223,359,000
10920636 Treatment of combustion exhaust Brian M. P. Weiss, Shamel Merchant, Benjamin A. McCool, Ajit B. Dandekar, Herbert W. Barry 2021-02-16 $205,213,000
10900423 On-board separation process Benjamin A. McCool, Dhaval A. Bhandari 2021-01-26 $163,358,000
10814288 Separation of gases using reactive adsorbents and membranes Narasimhan Sundaram, David C. Calabro, Hans Thomann 2020-10-27 $157,683,000
10550050 Processes for separating dimethyl biphenyl isomers using zeolite adsorbents Changyub Paek, Michael P. Lanci, Allen W. Burton, Carla S. Pereira, Benjamin A. McCool 2020-02-04 $77,968,000
10486107 Reverse osmosis membranes and separations Benjamin A. McCool, Harry W. Deckman, Ryan P. Lively, Dong-Yeun Koh 2019-11-26 $99,043,000
10322979 Adsorptive separation of dimethyl biphenyl regioisomers using 12-member ring zeolite sorbents Benjamin A. McCool, Michael P. Lanci, Carla S. Pereira 2019-06-18 $138,772,000
10195600 Catalysts and methods of making the same Paul Podsiadlo, Quanchang Li, David C. Calabro, Kiara M. Benitez, Machteld M. W. Mertens +2 more 2019-02-05 $158,480,000
10093597 Processes for separating dimethyl biphenyl isomers using zeolite adsorbents Changyub Paek, Michael P. Lanci, Allen W. Burton, Peter I. Ravikovitch, Sumathy Raman 2018-10-09 $314,305,000
10022701 Coating methods using organosilica materials and uses thereof Quanchang Li 2018-07-17 $137,682,000
10005975 Fuel separation method Yoshihiro Iwashita, Takanori Ueda, Robert P. Lucchesi, Paul Oakley Johnson, George L. Kellogg 2018-06-26 $378,000
9682902 Membrane separation process using mixed vapor-liquid feed Robert P. Lucchesi, George Walchuk, David T. Ferrughelli, George L. Kellogg, Richard C. Bergman +1 more 2017-06-20 $153,422,000
9636691 Integrated cyclone separation device Mikhail Sergeevich Chivilikhin, Amit Halder, Paul Oakley Johnson, Ameya Joshi 2017-05-02 $7,876,000
9579593 Replaceable fuel separation unit Paul Oakley Johnson, Brandon Thomas Sternquist 2017-02-28 $6,907,000
9422206 Process for making lube base stocks from renewable feeds Kun Wang, Himanshu Gupta 2016-08-23 $135,562,000
9132388 Partition fluid separation Kenneth Joseph Drury, Darryl Lynn Dunning, Paul Oakley Johnson, Robert P. Lucchesi, Brandon Thomas Sternquist 2015-09-15 $6,748,000
8765824 Ethanol stable polyether epoxy based membrane for ethanol and aromatics separation Timothy D. Shaffer, Man Kit Ng, David T. Ferrughelli, George Skic 2014-07-01 $125,568,000
8580111 Device for separating fuel components George Walchuk, Kouseki Sugiyama 2013-11-12
8562825 Device for separating fuel components Kouseki Sugiyama 2013-10-22
8257583 Vehicle mounted fuel separation apparatus Kouseki Sugiyama 2012-09-04