Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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John T. Spencer — 4 Patents

CCCompaq Computer: 1 patents #854 of 1,604Top 55%
HP: 1 patents #11,359 of 16,619Top 70%
Houston, TX: #5,436 of 21,073 inventorsTop 30%
Texas: #33,915 of 125,132 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
John T. Spencer has been granted 4 US patents while listed as an inventor at Compaq Computer. The first was granted in 2002 and the most recent in December 2025. John T. Spencer ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list John T. Spencer in Houston, TX, US.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12513922 β-Ga2O3 junction barrier Schottky (JBS) diodes with sputtered p-type NiO Marko J. Tadjer, Alan G. Jacobs, Karl D. Hobart, Yunyin Zhang 2025-12-30
12492474 Continuous spatial atomic layer deposition process and apparatus for applying films on particles Robert Hall 2025-12-09
6738857 Combined single-ended/differential data bus connector Michael Sanders, Stephen F. Contreras, Morrel O. Jones, III 2004-05-18 $12,792,000
6449680 Combined single-ended/differential data bus connector Michael Sanders, Stephen F. Contreras, Morrel O. Jones, III 2002-09-10