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USPTO Patent Rankings Data through Dec 31, 2025
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Daniel C. Evans — 5 Patents

QCQl Co.: 1 patents #1 of 13Top 8%
Tucson, AZ: #1,284 of 6,004 inventorsTop 25%
Arizona: #6,948 of 32,909 inventorsTop 25%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Daniel C. Evans has been granted 5 US patents while listed as an inventor at Ql Co.. The first was granted in 2008 and the most recent in November 2021. Daniel C. Evans ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Daniel C. Evans in Tucson, AZ, US.

Patents per Year

Patents granted per year, 2008 to 2021Bar chart with a peak of 2 patents in 2008.peak 22008: 2 patents20082017: 1 patents20172019: 1 patents20192021: 1 patents2021

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11160885 Phospholipid composition and microbubbles and emulsions formed using same Evan C. Unger 2021-11-02
10493173 Phospholipid composition and microbubbles and emulsions formed using same Evan C. Unger 2019-12-03
9801959 Phospholipid composition and microbubbles and emulsions formed using same Evan C. Unger 2017-10-31
7367594 Hose coupling device N. Leuck, Douglas Lewis, Daniel Lyman 2008-05-06
7322379 Flexible kink-resistant hoses — 2008-01-29

Frequent Collaborators

Evan C. Unger3 shared
N. Leuck1 shared
Daniel Lyman1 shared
Douglas Lewis1 shared

Nearby-Ranked Inventors

Joseph L. Mann5
Terry Richard Linn5
Ikuo DEGUCHI5
Swapnil Kumar5
Zachary W. Gyugyi5
Xiaoxue CHEN5
Mohankumar Krishnan VALIYAMBATH5
Baoquan Tan5
Jack Long5