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

John Mitby — 4 Patents

IBM: 4 patents #21,783 of 70,183Top 35%
Rochester, MN: #1,089 of 3,042 inventorsTop 40%
Minnesota: #16,016 of 52,454 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
John Mitby has been granted 4 US patents while listed as an inventor at IBM. The first was granted in 1989 and the most recent in May 2007. John Mitby ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list John Mitby in Rochester, MN, US.

Patents per Year

Patents granted per year, 1989 to 2007Bar chart with a peak of 1 patents in 1989.peak 11989: 1 patents19892004: 1 patents20042005: 1 patents20052007: 1 patents2007

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7215144 Pre-emphasis driver with constant impedance David W. Siljenberg 2007-05-08 $8,960,000
6937060 Method and apparatus for implementing power control in multi-voltage I/O circuits Daniel Bravo Lacap, David W. Siljenberg, Daniel G. Young 2005-08-30 $6,623,000
6690196 Simultaneous bi-directional I/O system Delbert R. Cecchi, Daniel N. de Araujo, Daniel M. Dreps 2004-02-10 $15,099,000
4866308 CMOS to GPI interface circuit Delbert R. Cecchi, Hyung Seup KIM, David P. Swart, Balsha R. Stanisic, Philip T. Wu 1989-09-12 $15,532,000