Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Pfizer › Timothy Iskra
TI

Timothy Iskra — 4 Patents

Pfizer: 4 patents #1,263 of 5,153Top 25%
Johnson & Johnson: 3 patents #2,727 of 7,810Top 35%
Derry, NH: #75 of 295 inventorsTop 30%
New Hampshire: #3,425 of 12,181 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Timothy Iskra has been granted 4 US patents while listed as an inventor at Pfizer. The first was granted in 2010 and the most recent in September 2015. Timothy Iskra ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Timothy Iskra in Derry, NH, US.

Patents per Year

Patents granted per year, 2010 to 2015Bar chart with a peak of 2 patents in 2010.peak 22010: 2 patents20102013: 1 patents20132015: 1 patents2015

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9144755 Method of weak partitioning chromatography Paul R. Brown, Jonathan Coffman, Ranganathan Godavarti, Brian D. Kelley, Suresh Vunnum +4 more 2015-09-29
8440799 Methods of purifying anti A β antibodies Ranganathan Godavarti 2013-05-14
7825223 Methods of purifying anti A β antibodies Ranganathan Godavarti 2010-11-02
7820799 Methods of purifying Fc region containing proteins Ranganathan Godavarti 2010-10-26

Frequent Collaborators

Ranganathan Godavarti4 shared
Suresh Vunnum1 shared
Brian D. Kelley1 shared
Mary B. Switzer1 shared
James E. Booth1 shared
Shujun Sun1 shared

Nearby-Ranked Inventors

Jagadeesh Kandasamy4
Ross CABOT4
George Ueda4
Franz A. Gruswitz4
Tommy Glimberg4
Vinayakaraddy Gulabal4
Sandra Bittorf4
Aviel FOGEL4
Eric Matthew Walton4