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USPTO Patent Rankings Data through Dec 31, 2025
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William-Robert Pitner — 9 Patents

Merck: 4 patents #2,516 of 9,382Top 30%
Basf Se: 2 patents #5,851 of 13,826Top 45%
BPBritish Nuclear Fuels Plc: 2 patents #53 of 398Top 15%
QBQueens University Of Belfast: 1 patents #80 of 232Top 35%
Overall (All Time): #535,341 of 4,157,543Top 15%
9 Patents All Time
William-Robert Pitner has been granted 9 US patents while listed as an inventor at Merck. The first was granted in 2002 and the most recent in April 2017. William-Robert Pitner ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list William-Robert Pitner in Frankfurt, MS, DE.

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9624160 Reactive ionic liquids Michael Schmidt, Nikolai (Mykola) Ignatyev 2017-04-18
9006457 Reactive ionic liquids Michael Schmidt, Nikolai (Mykola) Ignatyev 2015-04-14
8901340 Compounds containing perfluoroalkyl-cyano-alkoxy-borate anions or perfluoroalkyl-cyano-alkoxy-fluoro-borate anions Hiromi Shinohara, Kentaro Kawata, Hiroki Yoshizaki, Peer Kirsch, Nikolai (Mykola) Ignatyev +4 more 2014-12-02 $73,753,000
8829201 Electrolyte Formulations Kentaro Kawata, Hiroki Yoshizaki, Hiromi Shinohara, Peer Kirsch, Nikolai (Mykola) Ignatyev +1 more 2014-09-09 $91,564,000
8455703 Use of ionic liquids with tetracyanoborate anions as a solvents for extraction of alcohols from aqueous solutions Michael Schulte, Andrzej Górak, Francesca Santangelo, Annebart Engberg Wentink 2013-06-04 $56,356,000
8440869 Use of ionic liquids containing tricyanomethide anions as solvents for the extraction of alcohols from aqueous solutions Emil Aust, Michael Schulte, Uschi Schmid-Grossmann 2013-05-14 $107,206,000
7972492 Electrosynthesis of organic compounds Kenneth Richard Seddon, Kenneth M. Stack, Alan D. Curzons, Richard Freer 2011-07-05
6911135 Process for separating metals Robert Thied, Justine Elizabeth Hatter, Kenneth Richard Seddon, David Rooney, David Hebditch 2005-06-28
6468495 Treatment of molten salt reprocessing wastes Mark Fields, Robert Thied, Kenneth Richard Seddon, David Rooney 2002-10-22