Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DD

Damon H. Duncan

SPSperry: 3 patents #125 of 841Top 15%
Honeywell: 2 patents #4,946 of 14,447Top 35%
Phoenix, AZ: #1,297 of 6,660 inventorsTop 20%
Arizona: #6,882 of 32,909 inventorsTop 25%
Overall (All Time): #1,057,923 of 4,157,543Top 30%
5 Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5332070 Three parameter viscous damper and isolator Lawrence P. Davis, David C. Cunningham 1994-07-26
4848169 Two axis rate gyro apparatus Randy P. Goettsche 1989-07-18
4498340 Damping mechanism for gyroscopes 1985-02-12
4269072 Flexure assembly for a dynamically tuned gyroscope 1981-05-26
4212443 Strapped down attitude and heading reference system for aircraft employing skewed axis two-degree-of-freedom rate gyros Martin S. Klemes 1980-07-15