JC

John R. Cressey

HP Hayes Microcomputer Products: 1 patents #37 of 65Top 60%
📍 Adelphi, MD: #16 of 85 inventorsTop 20%
🗺 Maryland: #10,129 of 35,612 inventorsTop 30%
Overall (All Time): #1,676,347 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4686490 Digital data modulator and digital-to-analog converter 1987-08-11
4573175 Variable digital frequency generator with value storage Stephen A. Miller 1986-02-25
4555667 Synchronous digital QPSK demodulator with carrier error correction Dennis C. Meneely 1985-11-26