Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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John Mark Plonka — 6 Patents

Basf Se: 2 patents #5,851 of 13,826Top 45%
ALAllied Colloids Limited: 1 patents #46 of 95Top 50%
CCCiba Specialty Chemicals: 1 patents #701 of 1,233Top 60%
CTCiba Specialty Chemicals Water Treatments: 1 patents #50 of 120Top 45%
Leeds, GB: #64 of 690 inventorsTop 10%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
John Mark Plonka has been granted 6 US patents while listed as an inventor at Basf Se. The first was granted in 1999 and the most recent in August 2017. John Mark Plonka ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list John Mark Plonka in Leeds, GB.

Patents per Year

Patents granted per year, 1999 to 2017Bar chart with a peak of 1 patents in 1999.peak 11999: 1 patents19992004: 1 patents20042010: 1 patents20102014: 1 patents20142016: 1 patents20162017: 1 patents2017

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9724288 Copolymers useful as rheology modifiers and home and personal care compositions comprising said copolymers Keith Graham, David Normington, Howard Roger Dungworth 2017-08-08
9439848 Copolymers useful as rheology modifiers and home and personal care compositions comprising said copolymers Keith Graham, David Normington, Howard Roger Dungworth 2016-09-13
8642504 Aqueous and transparent coatings for marking substrates Jonathan Campbell, William J. Walker, Jr., Alan Platt, John Whitworth, Karen O'Donoghue +2 more 2014-02-04
7790244 Strongly adherent coatings Howard Roger Dungworth, Andrew Naisby, Julie Ann List 2010-09-07
6802939 Aqueous polymeric emulsion compositions and their use for the sizing of paper Simon Donnelly, John Robert Stockwell 2004-10-12 $34,000
5912293 Aqueous polymer dispersions for coating wood John Robert Stockwell 1999-06-15