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

Debkumar Bhattacharjee — 34 Patents

Dow Global Technologies: 26 patents #81 of 4,534Top 2%
EAE.I. Du Pont De Nemours And: 8 patents #1,551 of 12,129Top 15%
Rohm And Haas: 3 patents #655 of 2,359Top 30%
Blue Bell, PA: #8 of 285 inventorsTop 3%
Pennsylvania: #1,494 of 74,527 inventorsTop 3%
Overall (All Time): #100,737 of 4,157,543Top 3%
34 Patents All Time
Debkumar Bhattacharjee has been granted 34 US patents while listed as an inventor at Dow Global Technologies. The first was granted in 1990 and the most recent in January 2023. Debkumar Bhattacharjee ranks #100,737 of 4,157,543 US inventors in our database (top 2.4%). Patent records list Debkumar Bhattacharjee in Blue Bell, PA, US.

Patents per Year

Patents granted per year, 1990 to 2023Bar chart with a peak of 5 patents in 2014.peak 51990: 1 patents19901991: 1 patents1992: 1 patents19921997: 2 patents2001: 1 patents20012002: 2 patents2003: 1 patents20032005: 1 patents2007: 2 patents20072010: 1 patents2011: 2 patents20112013: 3 patents2014: 5 patents20142015: 2 patents2016: 3 patents20162017: 3 patents2018: 1 patents20182019: 1 patents2023: 1 patents2023

Issued Patents All Time

Showing 1–25 of 34 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11542376 Aqueous polyurethane dispersion Chenyan Bai, Zhaohui Qu, Hong Liang Zhang 2023-01-03
10513095 Shrink films, and method of making thereof Mauricio E. Leano, Paul R. Elowe, Mary Anne Leugers, Todd O. Pangburn, Bruce Peterson +1 more 2019-12-24
9969150 Multilayer films of FDCA-based polyesters Steven R. Jenkins, Kalyan Sehanobish 2018-05-15
9624341 Glycolide-based polyesters Kalyan Sehanobish 2017-04-18 $28,004,000
9580542 FDCA-based polyesters made with isosorbide Kalyan Sehanobish 2017-02-28 $18,499,000
9580594 FDCA-based polyesters Kalyan Sehanobish 2017-02-28 $18,499,000
9512262 Polyurethane dispersion, method of producing the same, coated articles, and method for coating articles Bedri Erdem, Kumar Nanjundiah, John N. Argyropoulos, Michael C. Kaufman, Jihui Guo +1 more 2016-12-06 $46,498,000
9487337 Layered structures and articles prepared therefrom Sekhar Sundaram, Jozef Van Dun, Bradley A. Jacobs, Rajen M. Patel, Alexander Williamson 2016-11-08 $27,531,000
9394402 Glycolide-based polyesters made with isosorbide Kalyan Sehanobish 2016-07-19 $30,668,000
9200404 Aqueous leather coating composition and method for coating leather Adam L. Grzesiak, Joseph M. Hoefler, Bradley K. Hageman 2015-12-01 $19,239,000
8927646 Polyurethane dispersion, method of producing the same, coated articles, and method for coating articles Bedri Erdem, Kumar Nanjundiah, John N. Argyropoulos, Michael C. Kaufman, Jihui Guo +1 more 2015-01-06 $16,309,000
8916669 Methods for producing crosslinkable silyl group-containing polyoxyalkylene polymers Ling Zhang, Daniel A. Aguilar, William A. Koonce, Basudeb Saha 2014-12-23 $14,456,000
8821983 Ultra-high solid content polyurethane dispersion and a continuous process for producing ultra-high solid content polyurethane dispersions Bedri Erdem 2014-09-02 $16,694,000
8802771 Two component polyurethane coating compositions comprising isocyanurate compositions from bis(isocyanatomethyl) cyclohexane and from aliphatic diisocyanates John N. Argyropoulos, Donald Craig Schall, Allen Xu, Aaron Yang, Louie Luo 2014-08-12 $29,502,000
8680198 Composite dispersion, method of producing the same, and articles made therefrom David L. Malotky, Sarah T. Eckersley, Bedri Erdem 2014-03-25 $18,433,000
8653174 Ambient temperature curable isocyanate-free compositions for preparing crosslinked polyurethanes Jeffrey R. Anderson, John N. Argyropoulos, Paul Foley, Gary E. Spilman, Huiqing Zhang 2014-02-18 $29,810,000
8598297 Prepolymers made from hydroxymethyl-containing polyester polyols derived from fatty acids Erdem Bedri, John N. Argyropoulos 2013-12-03 $11,670,000
8486526 Low volatiles coatings, sealants and binders from renewable oils Gary E. Spilman, John N. Argyropoulos, Paul J. Popa, William A. Koonce 2013-07-16 $21,535,000
8349945 Composite dispersion, method of producing the same, and articles made therefrom David L. Malotky, Sarah T. Eckersley, Bedri Erdem 2013-01-08 $17,021,000
8022138 Polyurethane-urea polymers derived from cyclohexane dimethanol John N. Argyropoulos 2011-09-20 $18,247,000
7928161 Aqueous polyurethane dispersions made from hydroxymethyl containing polyester polyols derived from fatty acids Erdem Bedri, Gerhard Mueller 2011-04-19 $38,080,000
7754809 Solvent free polyurethane dispersions for hard surface coatings Friederike Stollmaier, Dwight D. Latham, Michael J. Elwell, Bedri Erdem 2010-07-13 $29,320,000
7306825 Process to make synthetic leather and synthetic leather made therefrom Larry W. Mobley, Ramki Subramanian, Kenneth W. Skaggs, Weijun Zhou, Roger H. Moore 2007-12-11 $92,461,000
7232859 Polyurethane dispersion and articles prepared therefrom John N. Argyropoulos, Paul Foley, Bedri Erdem 2007-06-19 $193,746,000
6911487 Process for preparing aqueous dispersions of hybrid polyurethane particles Bedri Erdem, Alan K. Schrock 2005-06-28 $93,115,000