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

Stephen B. Preston — 3 Patents

CCCompaq Computer: 3 patents #362 of 1,604Top 25%
Spring, TX: #756 of 2,039 inventorsTop 40%
Texas: #41,402 of 125,132 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Stephen B. Preston has been granted 3 US patents while listed as an inventor at Compaq Computer. The first was granted in 1990 and the most recent in October 1996. Stephen B. Preston ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Stephen B. Preston in Spring, TX, US.

Patents per Year

Patents granted per year, 1990 to 1996Bar chart with a peak of 1 patents in 1990.peak 11990: 1 patents19901995: 1 patents19951996: 1 patents1996

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5570107 Circuitry and method for high visibility cursor generation in a graphics display Paul B. Wood, Thomas M. Albers 1996-10-29 $60,876,000
5389947 Circuitry and method for high visibility cursor generation in a graphics display Paul B. Wood, Thomas M. Albers 1995-02-14 $21,542,000
4926322 Software emulation of bank-switched memory using a virtual DOS monitor and paged memory management Gary A. Stimac, William C. Crosswy, James S. Flannigan 1990-05-15 $38,341,000