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

John Charkoudian — 22 Patents

MIMillipore: 11 patents #10 of 440Top 3%
EMEmd Millipore: 6 patents #58 of 345Top 20%
TLThe Kendall Company Lp: 5 patents #29 of 227Top 15%
Carlisle, MA: #44 of 364 inventorsTop 15%
Massachusetts: #4,977 of 88,656 inventorsTop 6%
Overall (All Time): #189,202 of 4,157,543Top 5%
22 Patents All Time
John Charkoudian has been granted 22 US patents while listed as an inventor at Millipore. The first was granted in 1989 and the most recent in August 2017. John Charkoudian ranks #189,202 of 4,157,543 US inventors in our database (top 4.6%). Patent records list John Charkoudian in Carlisle, MA, US.

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9731288 Stimulus responsive polymers for the purification of biomolecules Jad Jaber, Wilson Moya, James Hamzik, Arezki Boudif, Yu Zhang +2 more 2017-08-15
9623353 Crosslinked cellulosic nanofiltration membranes John P. Puglia, Nicole Fox 2017-04-18
9217048 Stimulus responsive polymers for the purification of biomolecules Jad Jaber, Wilson Moya, James Hamzik, Arezki Boudif, Yu Zhang +2 more 2015-12-22
8691918 Stimulus responsive polymers for the purification of biomolecules Jad Jaber, Wilson Moya, James Hamzik, Arezki Boudif, Yu Zhang +2 more 2014-04-08
8143067 Hydrophilic, high protein binding, low fluorescence, western blotting membrane Antoni Peters, Philip Goddard, Neil Soice, Dave Brewster, Anja Dedeo 2012-03-27
8132676 Hydrophilic, high protein binding, low fluorescence, western blotting membrane Antoni Peters, Philip Goddard, Neil Soice, Dave Brewster, Anja Dedeo 2012-03-13
8114611 Affinity chromatography matrices and methods of making and using the same Nanying Bian, Neil Soice, Joaquin Umana, Chen Wang 2012-02-14
7919178 Spatially-controlled modified porous membrane Philip Goddard 2011-04-05
7846682 Affinity chromatography matrices and methods of making and using the same Nanying Bian, Neil Soice, Joaquin Umana, Chen Wang 2010-12-07
7833723 Affinity chromatography matrices and methods of making and using the same Nanying Bian, Neil Soice, Joaquin Umana, Chen Wang 2010-11-16
7648034 Coated membranes and other articles Neil Soice 2010-01-19 $22,267,000
7284668 Microporous membrane substrate having caustic stable, low protein binding surface 2007-10-23 $17,402,000
7073671 Microporous membrane substrate having caustic stable, low protein binding surface 2006-07-11 $8,595,000
5885456 Polysulfone copolymer membranes and process Anthony E. Allegrezza, Jr. 1999-03-23 $10,473,000
5883150 Compositions of a copolymer including a sulfone polymer 1999-03-16 $10,787,000
5543054 Method and apparatus for covalent immobilization of charge- conjugated carbohydrate molecules Malcolm G. Pluskal, David Xuan-Qi Wang, Charles H. Phoebe, Jr. 1996-08-06 $12,623,000
5286382 Hydrophobic polymeric membrane composites Louis M. Scarmoutzos 1994-02-15 $4,107,000
5133477 Packaging for adhesive dressing Robert Etheredge 1992-07-28
5015431 Process for making model skin 1991-05-14
4983170 Nasogastric device Robert Etheredge 1991-01-08
4938746 Novel nasogastric device Robert Etheredge 1990-07-03
4877454 Model human skin 1989-10-31