Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Mark W. Meszaros — 4 Patents

AMAmoco: 4 patents #185 of 1,251Top 15%
Batavia, IL: #99 of 347 inventorsTop 30%
Illinois: #21,640 of 84,256 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Mark W. Meszaros has been granted 4 US patents while listed as an inventor at Amoco. The first was granted in 1990 and the most recent in May 1993. Mark W. Meszaros ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Mark W. Meszaros in Batavia, IL, US.

Patents per Year

Patents granted per year, 1990 to 1993Bar chart with a peak of 1 patents in 1990.peak 11990: 1 patents19901991: 1 patents19911992: 1 patents19921993: 1 patents1993

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5210353 Aromatic transformation process Carl A. Udovich, E. William Breder, Jr., Ibrahim Ghanayem, Thomas E. Nemo, Thomas G. Smith 1993-05-11 $28,390,000
5107045 Preparation of 4-bromo-O-xylene using excess bromine Ibrahim Ghanayem 1992-04-21 $32,222,000
5026932 Preparation of 4-bromo-o-xylene in liquid sulfur dioxide 1991-06-25 $25,183,000
4937389 Separation of 3,3'4,4'- and 2,3,3',4'-tetramethyldiphenyl ether Thomas G. Smith, John M. Weis 1990-06-26 $14,443,000