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

David A. Lesch — 25 Patents

UOUop: 24 patents #117 of 1,854Top 7%
UCUnion Carbide: 1 patents #697 of 1,402Top 50%
Ford: 1 patents #9,400 of 17,473Top 55%
Hoffman Estates, IL: #28 of 707 inventorsTop 4%
Illinois: #2,714 of 84,256 inventorsTop 4%
Overall (All Time): #158,593 of 4,157,543Top 4%
25 Patents All Time
David A. Lesch has been granted 25 US patents while listed as an inventor at Uop. The first was granted in 1988 and the most recent in April 2025. David A. Lesch ranks #158,593 of 4,157,543 US inventors in our database (top 3.8%). Patent records list David A. Lesch in Hoffman Estates, IL, US.

Patents per Year

Patents granted per year, 1988 to 2025Bar chart with a peak of 3 patents in 2010.peak 31988: 1 patents19881990: 2 patents1994: 2 patents19941995: 1 patents1996: 1 patents19961999: 1 patents2004: 1 patents20042006: 1 patents2008: 2 patents20082010: 3 patents2011: 3 patents20112012: 2 patents2014: 1 patents20142021: 2 patents2023: 1 patents20232025: 1 patents2025

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12285746 Selective hydroisomerization catalyst Steven F. Zink, Wei Pan, Joseph T. Kozlowski, Sesh Prabhakar, Sergio Sanchez 2025-04-29
11697111 Selective hydroisomerization catalyst Steven F. Zink, Wei Pan, Joseph T. Kozlowski, Sesh Prabhakar, Sergio Sanchez 2023-07-11
11033879 Binderless zeolitic adsorbents Linda S. Cheng 2021-06-15
10981143 Binderless zeolitic adsorbents Linda S. Cheng 2021-04-20
8816003 High plasticization-resistant cross-linked polymeric membranes for separations Chunqing Liu, Stephen T. Wilson 2014-08-26
8262779 Microporous aluminophosphate molecular sieve membranes for highly selective separations Chunqing Liu, Stephen T. Wilson 2012-09-11
8226862 Molecular sieve/polymer asymmetric flat sheet mixed matrix membranes Chunqing Liu, Stephen T. Wilson 2012-07-24
8083833 Flexible template-directed microporous partially pyrolyzed polymeric membranes Chunqing Liu, Stephen T. Wilson 2011-12-27
8048198 High performance mixed matrix membranes incorporating at least two kinds of molecular sieves Chunqing Liu, Stephen T. Wilson 2011-11-01
7998246 Gas separations using high performance mixed matrix membranes Chunoing Liu, Man-Wing Tang, Stephen T. Wilson 2011-08-16
7815712 Method of making high performance mixed matrix membranes using suspensions containing polymers and polymer stabilized molecular sieves Chunqing Liu, Man-Wing Tang, Stephen T. Wilson 2010-10-19
7790133 Multi-component hydrogen storage material Syed A. Faheem, Gregory J. Lewis, J.W. Adriaan Sachtler, John J. Low, Paul M. Dosek +4 more 2010-09-07 $20,377,000
7758751 UV-cross-linked membranes from polymers of intrinsic microporosity for liquid separations Chunqing Liu, Stephen T. Wilson 2010-07-20
7442365 Process for preparing molecular sieve beads Lance L. Jacobsen, Brian S. Konrad, Beckay J. Mezza, James G. Vassilakis, Cynthia R. Berinti-Vondrasek 2008-10-28
7320782 Process for preparing a layered molecular sieve composition Lance L. Jacobsen, Brian S. Konrad, Julio C. Marte, Beckay J. Mezza 2008-01-22
7112316 Process for preparing molecular sieves via continuous addition of nutrients Brian S. Konrad, Julio C. Marte, Beckay J. Mezza, Stephen T. Wilson, Lance L. Jacobsen 2006-09-26
6773694 Process for synthesizing molecular sieves Peter K. Coughlin 2004-08-10
5898090 Aromatic isomerization using a modified silicoaluminophosphate John I. Hammerman, Edith M. Flanigen, Gregory J. Gajda, Jennifer S. Holmgren, Robert L. Patton +2 more 1999-04-27
5516957 Discrete molecular sieve and use Hermant W. Dandekar, Thomas M. Reynolds, Robert L. Patton, Stephen T. Wilson, Gregory J. Gajda 1996-05-14
5478787 Discrete molecular sieve and use Hemant W. Dandekar, Thomas M. Reynolds, Robert L. Patton, Stephen T. Wilson, Gregory J. Gajda 1995-12-26
5365008 Olefin isomerization process Paul T. Barger, R. Lyle Patton, Lorenz J. Bauer, Gregory J. Gajda 1994-11-15
5296208 Molecular sieve synthesis 1994-03-22
4973460 Lithium-aluminum-phosphorus-silicon-oxide molecular sieve compositions Edith M. Flanigen, Brent M. T. Lok, Robert L. Patton, Stephen T. Wilson 1990-11-27
4938937 Crystalline aluminophosphate composition Naomi A. Woodard, Robert L. Patton 1990-07-03
4789535 Lithium-aluminum-phosphorus-oxide molecular sieve compositions Edith M. Flanigen, Brent M. T. Lok, Robert L. Patton, Stephen T. Wilson 1988-12-06 $9,645,000