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

Jan Van De Loosdrecht — 16 Patents

SLSasol Technology Proprietary Limited: 13 patents #2 of 172Top 2%
EBEngelhard De Meern B.V.: 1 patents #6 of 25Top 25%
UTUniversity Of Cape Town: 1 patents #62 of 167Top 40%
Sasolburg, ZA: #2 of 94 inventorsTop 3%
Overall (All Time): #284,196 of 4,157,543Top 7%
16 Patents All Time
Jan Van De Loosdrecht has been granted 16 US patents while listed as an inventor at Sasol Technology Proprietary Limited. The first was granted in 2002 and the most recent in March 2022. Jan Van De Loosdrecht ranks #284,196 of 4,157,543 US inventors in our database (top 6.8%). Patent records list Jan Van De Loosdrecht in Sasolburg, ZA.

Patents per Year

Patents granted per year, 2002 to 2022Bar chart with a peak of 3 patents in 2014.peak 32002: 1 patents20022003: 1 patents2004: 2 patents20042005: 2 patents2007: 1 patents20072008: 1 patents2009: 1 patents20092011: 1 patents2013: 1 patents20132014: 3 patents2015: 1 patents20152022: 1 patents2022

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11278870 Cobalt-containing catalyst composition Jan Mattheus Botha, Denzil James Moodley, Jana Heloise Potgieter, Hendrik Van Rensburg, Prabashini Moodley 2022-03-22
9205409 Process for preparing a cobalt—containing hydrocarbon synthesis catalyst precursor Cornelia Carolina Eloff, Jacobus Lucas Visagie, Hendrik Van Rensburg 2015-12-08 $9,450,000
8809215 Catalysts Abdool Muthalib Saib 2014-08-19 $10,199,000
8773118 Magnetometer Michael Christian Maximilian Claeys, Eric Wilhelmus Josephus Van Steen, Jacobus Lucas Visagie 2014-07-08
8680162 Catalysts Willem Adriaan Booysen 2014-03-25 $11,366,000
8394864 Catalysts Michael Steven Datt, Jan Mattheus Botha 2013-03-12 $8,774,000
8067333 Catalysts Jacobus Lucus Visagie, Jan Mattheus Botha, Johannes Gerhardus Koortzen, Michael Steven Datt, Alta Bohmer +1 more 2011-11-29 $11,055,000
7592289 Process for activating cobalt catalysts Peter Jacobus Van Berge, Jacobus Lucas Visagie, Tjaart Jurgens Van Der Walt, Johan Coenraad Sollie, Hans Veltman 2009-09-22 $20,293,000
7375055 Cobalt catalysts Peter Jacobus Van Berge, Jacobus Lucas Visagie 2008-05-20 $32,690,000
7262225 Production of fischer-tropsch synthesis produced wax Peter Jacobus Van Berge, Sean Barradas 2007-08-28 $17,762,000
6897177 Cobalt catalysts Peter Jacobus Van Berge, Jacobus Lucas Visagie 2005-05-24 $6,553,000
6875720 Method of treating an untreated catalyst support, and forming a catalyst precursor and catalyst from the treated support Peter Jacobus Van Berge, Sean Barradas 2005-04-05 $6,840,000
6835690 Cobalt catalysts Peter Jacobus Van Berge, Jacobus Lucas Visagie 2004-12-28 $5,714,000
6806226 Cobalt catalysts Peter Jacobus Van Berge, Jacobus Lucas Visagie 2004-10-19 $4,891,000
6638889 Process for producing hydrocarbons from a synthesis gas, and catalysts therefor Peter Jacobus Van Berge, Elsie Adriana Caricato, Sean Barradas 2003-10-28 $3,023,000
6455462 Impregnation process for catalysts Peter Jacobus Van Berge, Elsie Adriana Caricato, Sean Barradas, Bulelani Humphrey Sigwebela 2002-09-24 $865,000