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USPTO Patent Rankings Data through Dec 31, 2025
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John L. Devitt — 4 Patents

SPSparton: 2 patents #18 of 62Top 30%
CACalgon: 1 patents #90 of 151Top 60%
RTX (Raytheon): 1 patents #8,290 of 15,912Top 55%
Denver, CO: #1,009 of 4,554 inventorsTop 25%
Colorado: #10,815 of 40,980 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
John L. Devitt has been granted 4 US patents while listed as an inventor at Sparton. The first was granted in 1981 and the most recent in September 2021. John L. Devitt ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list John L. Devitt in Denver, CO, US.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11134208 Increasing dynamic range of digital pixels by utilizing polling during integration Micky R. Harris, Roya Mokhtari, Juliette S. Costa, Joseph Costa, Eric J. Beuville 2021-09-28
4645094 Photo-electric controlled dispenser John R. Acklin, Lee W. Bush, Joseph J. Danna, George A. Rauh 1987-02-24 $28,079,000
4338978 Lead chloride battery plate Douglas E. Johnson, Robert S. Willard 1982-07-13 $405,000
4262069 Lead chloride battery plate 1981-04-14 $660,000