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USPTO Patent Rankings Data through Dec 31, 2025
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Jeffrey Essner — 11 Patents

GLGlofish: 4 patents #4 of 8Top 50%
YTYorktown Technologies: 4 patents #4 of 5Top 80%
IUIowa State University: 1 patents #700 of 1,643Top 45%
MFMayo Foundation: 1 patents #907 of 1,749Top 55%
RERecombinetics: 1 patents #4 of 8Top 50%
Ames, IA: #109 of 1,427 inventorsTop 8%
Iowa: #1,361 of 15,303 inventorsTop 9%
Overall (All Time): #435,149 of 4,157,543Top 15%
11 Patents All Time
Jeffrey Essner has been granted 11 US patents while listed as an inventor at Glofish. The first was granted in 2010 and the most recent in May 2025. Jeffrey Essner ranks #435,149 of 4,157,543 US inventors in our database (top 10.5%). Patent records list Jeffrey Essner in Ames, IA, US.

Patents per Year

Patents granted per year, 2010 to 2025Bar chart with a peak of 2 patents in 2016.peak 22010: 1 patents20102011: 1 patents20112013: 1 patents20132015: 1 patents20152016: 2 patents20162017: 1 patents20172020: 1 patents20202023: 1 patents20232025: 2 patents2025

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
12305168 Materials and methods for efficient targeted knock in or gene replacement Karl J. Clark, Stephen C. Ekker, Jordan Michael Welker, Maira Pedroso de Almeida, Wesley Allen Wierson +1 more 2025-05-20
12256719 Recombinant constructs and transgenic fluorescent ornamental fish therefrom Alan Blake, Richard Crockett, Perry Hackett, Aidas Nasevicius 2025-03-25
11684049 Recombinant constructs and transgenic fluorescent ornamental fish therefrom Alan Blake, Richard Crockett, Perry Hackett, Aidas Nasevicius 2023-06-27
10743526 Recombinant constructs and transgenic fluorescent ornamental fish therefrom Alan Blake, Richard Crockett, Perry Hackett, Aidas Nasevicius 2020-08-18
9763432 Recombinant constructs and transgenic fluorescent ornamental fish therefrom Alan Blake, Richard Crockett, Perry Hackett, Aidas Nasevicius 2017-09-19
9295237 Recombinant constructs and transgenic fluorescent ornamental fish therefrom Alan Blake, Richard Crockett, Perry Hackett, Aidas Nasevicius 2016-03-29
9271478 Recombinant constructs and transgenic fluorescent ornamental fish therefrom Alan Blake, Richard Crockett, Perry Hackett, Aidas Nasevicius 2016-03-01
9074224 Methods and compositions for targeted gene modification Hsin-Kai Liao, Scott C. Fahrenkrug 2015-07-07
8581025 Recombinant constructs and transgenic fluorescent ornamental fish therefrom Alan Blake, Richard Crockett, Perry Hackett, Aidas Nasevicius 2013-11-12
7919583 Integration-site directed vector systems Perry Hackett 2011-04-05
7700825 Recombinant constructs and transgenic fluorescent ornamental fish therefrom Alan Blake, Richard Crockett, Perry Hackett, Aidas Nasevicius 2010-04-20

Frequent Collaborators

Perry Hackett9 shared
Richard Crockett8 shared
Aidas Nasevicius8 shared
Alan Blake8 shared
Scott C. Fahrenkrug1 shared
Stephen C. Ekker1 shared

Nearby-Ranked Inventors

Ya-Ching Chang11
Hermann Lubbert11
Alexander WAITE11
Mehrad Mehr11
Matthew J. Purdey11
Nishtha Madaan11
Ian C. Richards11
Chad Huffman11
Lifeng Fan11