Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
EK

Elka E. Koehler — 3 Patents

RTX (Raytheon): 3 patents #3,886 of 15,912Top 25%
Tucson, AZ: #1,869 of 6,004 inventorsTop 35%
Arizona: #10,157 of 32,909 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Elka E. Koehler has been granted 3 US patents while listed as an inventor at RTX (Raytheon). The first was granted in 2012 and the most recent in October 2019. Elka E. Koehler ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Elka E. Koehler in Tucson, AZ, US.

Patents per Year

Patents granted per year, 2012 to 2019Bar chart with a peak of 1 patents in 2012.peak 12012: 1 patents20122016: 1 patents20162019: 1 patents2019

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10437132 Methods and apparatus for acousto-optic non-uniformity correction and counter-countermeasure mechanisms 2019-10-08 $59,716,000
9423277 Remote optical position sensing device and methods David G. Anthony, Byron B. Taylor, Robert Rinker 2016-08-23 $43,412,000
8212995 Laser imaging system with uniform line illumination and method for generating images Clarence C. Andressen, David G. Jenkins, Byron B. Taylor 2012-07-03 $6,564,000