Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Douglas E. Fullmer — 5 Patents

HP: 4 patents #4,645 of 7,018Top 70%
RTX (Raytheon): 1 patents #8,290 of 15,912Top 55%
Santa Rosa, CA: #329 of 1,373 inventorsTop 25%
California: #107,996 of 386,348 inventorsTop 30%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Douglas E. Fullmer has been granted 5 US patents. The first was granted in 1987 and the most recent in August 2014. Douglas E. Fullmer ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Douglas E. Fullmer in Santa Rosa, CA, US.

Patents per Year

Patents granted per year, 1987 to 2014Bar chart with a peak of 3 patents in 1991.peak 31987: 1 patents19871991: 3 patents19912014: 1 patents2014

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8805297 Band stitching electronic circuits and techniques Daniel A. Hanevich, Lee M. Savage, Steven L. Kaufman, Jack E. White 2014-08-12 $12,250,000
5028886 Swept frequency slope correction system for synthesized sweeper Michael J. Seibel 1991-07-02 $14,500,000
5023571 Digitally-synchronized sweep signal source Michael J. Seibel, Roger D. Sheppard 1991-06-11 $16,991,000
5016202 Interpolated swept parameter system for synthesized sweeper Michael J. Seibel, James E. Bossaller, Glen M. Baker 1991-05-14 $15,651,000
4641086 Vector network analyzer with integral processor John T. Barr, IV, Michael J. Neering, Roger P. Oblad, Wayne C. Cannon, Glenn E. Elmore 1987-02-03 $24,761,000