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

Kanta Kumar — 28 Patents

3M: 26 patents #459 of 11,543Top 4%
CUCase Western Reserve University: 1 patents #665 of 1,377Top 50%
Woodbury, MN: #147 of 1,562 inventorsTop 10%
Minnesota: #2,190 of 52,454 inventorsTop 5%
Overall (All Time): #134,628 of 4,157,543Top 4%
28 Patents All Time
Kanta Kumar has been granted 28 US patents while listed as an inventor at 3M. The first was granted in 1988 and the most recent in September 2025. Kanta Kumar ranks #134,628 of 4,157,543 US inventors in our database (top 3.2%). Patent records list Kanta Kumar in Woodbury, MN, US.

Issued Patents All Time

Showing 1–25 of 28 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12403671 Roll including air and water barrier article and method of using the same Taylor M. Seabaugh, Martin J. Widenbrant, Daniel R. Fronek 2025-09-02
12384943 Both sides coated automotive paint compatible liner for structural adhesive film Stefan B. M. Luebbe, Elisabeth Cura, Michael A. Semonick 2025-08-12
12330269 Flexible abrasive article with image layer Paul D. Graham, Douglas A. Davis, Shigeaki Dohgoshi, Satoshi Matsuda, Jon P. Nietfeld +1 more 2025-06-17
12091517 Composition and films comprising polylactic acid polymer and copolymer comprising long chain alkyl moiety William W. Merrill, Jeffrey P. Kalish, Jacob D. Young, Ramesh C. Kumar, Sonja S. Mackey +4 more 2024-09-17 $61,045,000
11286405 Adhesive articles comprising polylactic acid polymer film and method of making William W. Merrill, Jeffrey P. Kalish, Jacob D. Young, Ramesh C. Kumar, Sonja S. Mackey +3 more 2022-03-29 $46,556,000
10773490 Surface-modified adhesives Encai Hao, Audrey A. Sherman, Kevin R. Schaffer, Daniel W. Hennen, John P. Baetzold +4 more 2020-09-15 $44,153,000
10370499 Curable organosiloxane oligomer compositions James T. Wolter 2019-08-06 $30,766,000
9723940 Protective films and related methods Adriana Paiva, Jeffrey T. Anderson, Roy Wong, Susan K. Yarmey, Mark A. Strobel +20 more 2017-08-08 $21,556,000
9592161 Method of making pressure-sensitive adhesive article including active agent Joseph D. Rule, Jeffrey H. Tokie, Kim B. Saulsbury, Deena M. Conrad-Vlasak 2017-03-14 $31,437,000
9006357 Curable polysiloxane composition Yu Yang, George G. I. Moore, James T. Wolter, Michael A. Semonick, John L. Battiste 2015-04-14 $21,576,000
8840993 Curable polysiloxane coating composition Yu Yang, Michael A. Semonick, George G. I. Moore, Larry D. Boardman, Michele A. Craton 2014-09-23 $16,312,000
8771919 Laser marking process and articles Pingfan Wu, Junkang Jacob Lui, Robert L. W. Smithson, Rachel M. Lucking, Panu K. Zoller +1 more 2014-07-08 $37,007,000
7972670 Structured paper release liner, adhesive-backed article assembly and method of making same David S. Seitz, Larry A. Meixner, Mieczyslaw H. Mazurek, Stefan Dietrich 2011-07-05 $17,990,000
7620439 Conductive adhesives and biomedical articles including same Vinod P. Menon, Carl T. Nelson, Don A. Rizzardi 2009-11-17 $75,390,000
6677028 Retroreflective articles having multilayer films and methods of manufacturing same James E. Lasch, Paul J. Wang, Raymond L. Lucking, Terry R. Bailey, Michael A. Essien +3 more 2004-01-13 $16,496,000
6562324 Polymers in cosmetics and personal care products Ramesh C. Kumar, Smarajit Mitra 2003-05-13 $22,888,000
6467897 Energy curable inks and other compositions incorporating surface modified, nanometer-sized particles Dong Wu, Brant U. Kolb, Kevin M. Eliason, Jennifer L. Lee, Bruce A. Nerad +2 more 2002-10-22 $30,009,000
6265061 Retroflective articles including a cured ceramer composite coating having abrasion and stain resistant characteristics Soonkun Kang, John L. Ethen, Gregory E. Gilligan, Christopher J. Gustafson, Sithya S. Khieu +2 more 2001-07-24 $26,325,000
6132861 Retroreflective articles including a cured ceramer composite coating having a combination of excellent abrasion, dew and stain resistant characteristics Soonkun Kang, John L. Ethen, Gregory E. Gilligan, Christopher J. Gustafson, Tzu-Li J. Huang +2 more 2000-10-17 $21,776,000
5725882 Vinyl-silicone copolymers in cosmetics and personal care products Ramesh C. Kumar, Smarajit Mitra 1998-03-10 $13,152,000
5626859 Ectoparasite control stick for domesticated animals Joanne A. Fitch, Duane Pinault 1997-05-06
5597557 Colorant compositions and processes Robert A. Davis, Sheila M. Nichols, Howard J. Buttery 1997-01-28 $27,959,000
5468477 Vinyl-silicone polymers in cosmetics and personal care products Ramesh C. Kumar, Smarajit Mitra 1995-11-21 $5,722,000
5411802 Colorant compositions and processes Robert A. Davis, Sheila M. Nichols, Howard J. Buttery 1995-05-02 $7,143,000
5209924 Polysiloxane-grafted copolymer topical binder composition with novel fluorochemical comonomer and method of coating therewith James E. Garbe, Steven S. Kantner, Smarajit Mitra 1993-05-11 $7,844,000