Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert A. Jencks — 12 Patents

WTWaters Technologies: 12 patents #44 of 422Top 15%
Mendon, MA: #16 of 101 inventorsTop 20%
Massachusetts: #10,639 of 88,656 inventorsTop 15%
Overall (All Time): #396,045 of 4,157,543Top 10%
12 Patents All Time
Robert A. Jencks has been granted 12 US patents while listed as an inventor at Waters Technologies. The first was granted in 2014 and the most recent in October 2024. Robert A. Jencks ranks #396,045 of 4,157,543 US inventors in our database (top 9.5%). Patent records list Robert A. Jencks in Mendon, MA, US.

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12121829 Chromatographic seal and coated flow paths for minimizing analyte adsorption Mathew H. DeLano, Matthew A. Lauber, Michael Donegan, Stephen J. Shiner 2024-10-22 $58,667,000
10591095 Low carryover high pressure fluidic fitting Mark W. Moeller, Kenneth R. Plant 2020-03-17 $30,687,000
10583436 Device and methods using porous media in fluidic devices Bernard Bunner, Martin Gilar, Charles T. Murphy 2020-03-10 $29,779,000
10428967 Valves having protective coatings Carl G. Chen, Wen-Chih Lu, Mark W. Moeller 2019-10-01 $92,968,000
10364902 Rotary shear valve with a two-pin drive shaft for liquid chromatography applications Mark W. Moeller 2019-07-30 $83,948,000
10260662 Low carryover high pressure fluidic fitting Mark W. Moeller, Kenneth R. Plant 2019-04-16 $41,036,000
10254255 Rotary selector valve and associated systems and methods Mark W. Moeller 2019-04-09 $89,727,000
9764323 Device and methods using porous media in fluidic devices Bernard Bunner, Martin Gilar, Charles T. Murphy 2017-09-19 $13,061,000
9334989 Low carryover high pressure fluidic fitting Mark W. Moeller, Kenneth R. Plant 2016-05-10 $39,584,000
9303775 Rotary shear valve and associated methods Mark W. Moeller 2016-04-05 $9,047,000
9028780 Compound sample needle for liquid chromatograph John M. Auclair, James E. Usowicz, Tony A. Lin, Marc E. Lemelin, Kenneth R. Plant 2015-05-12 $19,078,000
8919371 Rotary shear injector valve with coated stator surface Mark W. Moeller, Peter Kirby, Theodore D. Ciolkosz 2014-12-30 $21,317,000