Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Frank Gray — 9 Patents

CMCascade Microtech: 4 patents #42 of 118Top 40%
Chesterfield, MO: #698 of 6,461 inventorsTop 15%
Missouri: #2,375 of 23,789 inventorsTop 10%
Overall (All Time): #535,341 of 4,157,543Top 15%
9 Patents All Time
Frank Gray has been granted 9 US patents while listed as an inventor at Cascade Microtech. The first was granted in 1989 and the most recent in June 2009. Frank Gray ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Frank Gray in Chesterfield, MO, US.

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7550984 Probe station with low noise characteristics Timothy Lesher, Brad Miller, Clarence E. Cowan, Michael E. Simmons, Cynthia McDonald 2009-06-23 $746,000
7295025 Probe station with low noise characteristics Timothy Lesher, Brad Miller, Clarence E. Cowan, Michael E. Simmons, Cynthia McDonald 2007-11-13 $836,000
7138810 Probe station with low noise characteristics Timothy Lesher, Brad Miller, Clarence E. Cowan, Michael E. Simmons, Cynthia McDonald 2006-11-21 $494,000
6847219 Probe station with low noise characteristics Timothy Lesher, Brad Miller, Clarence E. Cowan, Michael E. Simmons, Cynthia McDonald 2005-01-25 $1,251,000
5758129 Data display apparatus 1998-05-26
5479606 Data display apparatus for displaying patterns using samples of signal data 1995-12-26
5207442 Toy vehicle with track and roller drive train LeRoy Stienbarger 1993-05-04
5110148 Three-wheeled scooter with reciprocating treadle drive LeRoy Stienbarger 1992-05-05
4880249 Pedal operated vehicle with cam and cam follower drive assembly LeRoy Stienbarger 1989-11-14