Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Mark Peter Ridgill — 26 Patents

Merck: 17 patents #622 of 9,382Top 7%
PTPadlock Therapeutics: 2 patents #14 of 26Top 55%
VAVifor (International) Ag: 1 patents #34 of 64Top 55%
Abingdon, GB: #15 of 639 inventorsTop 3%
Overall (All Time): #150,017 of 4,157,543Top 4%
26 Patents All Time
Mark Peter Ridgill has been granted 26 US patents while listed as an inventor at Merck. The first was granted in 1995 and the most recent in July 2025. Mark Peter Ridgill ranks #150,017 of 4,157,543 US inventors in our database (top 3.6%). Patent records list Mark Peter Ridgill in Abingdon, GB.

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12358915 METTL3 inhibitory compounds Wesley Blackaby, David Hardick, Elizabeth Jane Thomas, Frederick Arthur Brookfield, Christian Bubert +1 more 2025-07-15
12195458 Polyheterocyclic compounds as METTL3 inhibitors Wesley Blackaby, Elizabeth Jane Thomas, David Hardick, Jon Shepherd, Frederick Arthur Brookfield +1 more 2025-01-14
11725010 Polyheterocyclic compounds as METTL3 inhibitors Wesley Blackaby, Elizabeth Jane Thomas, David Hardick, Jon Shepherd, Frederick Arthur Brookfield +1 more 2023-08-15
11026937 Heteroaryl inhibitors of PAD4 Rajesh Devraj, Gnanasambandam Kumaravel, Cristina Lecci, Pui Leng Loke, Mirco Meniconi +3 more 2021-06-08
9963448 Bicyclic inhibitors of PAD4 Rajesh Devraj, Gnanasambandam Kumaravel, Michael F. Parker, Edward Beaumont, Lee Bowles +15 more 2018-05-08
9963462 Sepiapterin reductase inhibitors Mark J. Tebbe, Holly Atton, CRAIG ALEX AVERY, Steven Mark Bromidge, Mark Anthony Kerry +9 more 2018-05-08
9102688 Sulfonaminoquinoline hepcidin antagonists Wilm Buhr, Susanna Burckhardt, Franz Dürrenberger, Felix Funk, Peter Geisser +8 more 2015-08-11
8389547 Piperidines and related compounds for the treatment of Alzheimer's disease Yudith Garcia, Joanne Clare Hannam, Timothy Harrison, Christopher Hamblett, Jed Hubbs +3 more 2013-03-05
8222418 Piperidines and related compounds for the treatment of dementia Joanne Clare Hannam, Sascha Hartmann, Andrew Madin 2012-07-17 $84,432,000
7985758 Piperidine derivatives for treatment of Alzheimer's disease Andrew Madin, Janusz Josef Kulagowski 2011-07-26 $96,379,000
7638629 Piperidines and related compounds for treatment of alzheimer's disease Joanne Clare Hannam, Janusz Jozef Kulagowski, Andrew Madin, Eileen Mary Seward 2009-12-29 $130,830,000
7514459 Gamma-secretase inhibitors Ian Collins, Joanne Clare Hannam, Andrew Madin 2009-04-07 $67,086,000
7427621 Cyclic sulfamides for inhibition of gamma-secretase Ian Collins, Joanne Clare Hannam, Timothy Harrison, Andrew Madin 2008-09-23 $142,456,000
7371771 Alkenyl-substituted spirocyclic sulfamides as inhibitors of gamma-secretase Jose Luis Castro Pineiro, Joanne Claire Hannam, Timothy Harrison, Andrew Madin 2008-05-13 $50,118,000
7282513 Heteroaryl substituted spirocyclic sulfamides for inhibition of gamma secretase Ian Collins, Laura Cooper, Timothy Harrison, Linda Elizabeth Keown, Andrew Madin 2007-10-16 $128,603,000
7144910 Sulfonamides, sulfamates and sulfamides as gamma-secretase inhibitors Andrew Madin 2006-12-05 $64,547,000
7041688 Alkynly-substituted spirocyclic sulfamides for the treatment of alzheimer's disease Alister Campbell 2006-05-09 $54,457,000
7041689 Heteroaryl substituted spriocyclic sulfamides for inhibition of gamma secretase Ian Collins, Laura Cooper, Timothy Harrison, Linda Elizabeth Keown, Andrew Madin 2006-05-09 $54,457,000
5861407 Tetrahydropyridine derivatives as dopamine receptor subtype ligands Neil Roy Curtis, Janusz Jozef Kulagowski, Paul D. Leeson, Ian M. Mawer 1999-01-19 $138,149,000
5830901 Tetrahydropyridinylmethyl derivatives of pyrrolo2,3-B!pyridine Neil Roy Curtis, Janusz Jozef Kulagowski, Paul D. Leeson 1998-11-03 $190,857,000
5814644 Indole derivatives as dopamine D4 antagonists Janusz Jozef Kulagowski, Paul D. Leeson 1998-09-29 $307,746,000
5712285 Pyrrolo-pyridine derivatives Neil Roy Curtis, Janusz Jozef Kulagowski, Paul D. Leeson 1998-01-27 $161,778,000
5700809 Pyrrolo-pyridine derivatives Paul D. Leeson, Adrian L. Smith, Raymond Baker, Neil Roy Curtis, Janusz Jozef Kulagowski 1997-12-23 $85,162,000
5622950 Pyrrolo-pyridine derivatives Raymond Baker, Neil Roy Curtis, Janusz Jozef Kulagowski, Paul D. Leeson, Adrian L. Smith 1997-04-22 $83,571,000
5576319 Pyrrolo-pyridine derivatives Raymond Baker, Janusz Jozef Kulagowski, Neil Roy Curtis, Paul D. Leeson, Adrian L. Smith 1996-11-19 $79,541,000